Disease Summary, 2001
Sorted by host
common name
| Host Name: | Genus: | Species: | Biotic Problem: | Count: |
| Abelia | Abelia | grandiflora | Fungal Leafspot, Undetermined | 1 |
| Abelia | Aphelenchoides | sp. | Nematodes, Foliar | 5 |
| African Violet | Pythium | sp. | Pythium Root Rot | 5 |
| Ageratum | Rhizoctonia | solani | Rhizoctonia Crown And Stem Rot | 1 |
| Aglaonema | Colletotrichum | sp. | Anthracnose | 1 |
| Ajuga | Sclerotium | rolfsii | Southern Blight | 1 |
| Alfalfa | Colletotrichum | sp. | Anthracnose | 1 |
| Alfalfa | Leptosphaerulina | sp. | Leptosphaerulina Leaf Spot | 1 |
| Allspice | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Aloe | Bacterial Soft Rot, Suspected | 1 | ||
| Althaea | Helicotylenchus | sp. | Nematodes, Spiral | 1 |
| Alumroot | Fungal Leafspot, Undetermined | 1 | ||
| Amaryllis | Fungal Leafspot, Undetermined | 1 | ||
| Anthurium | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Anthurium | Colletotrichum | sp. | Anthracnose | 1 |
| Apple | Botryosphaeria Canker Suspected | 1 | ||
| Apple | Lichens | 3 | ||
| Apple | Armillaria | sp. | Mushroom Root Rot | 1 |
| Apple | Colletotrichum | gloeosporioides | Bitter Rot | 1 |
| Apple | Colletotrichum | sp. | Bitter Rot | 1 |
| Apple | Erwinia | amylovora | Fire Blight | 1 |
| Apple | Phoma | sp. | Phoma Leaf Spot | 1 |
| Apple | Podosphaera | leucotricha | Powdery Mildew | 1 |
| Apple | Sclerotium | rolfsii | Southern Blight | 1 |
| Aralia | Fusarium | sp. | Fusarium Damping-off | 1 |
| Arborvitae | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Asparagus-fern | Cercospora | asparagi | Cercospora Leaf Spot | 1 |
| Asparagus-fern | Phomopsis | sp. | Phompsis Blight | 1 |
| Asparagus-fern | Pythium | sp. | Pythium Root Rot | 1 |
| Aster | Rust, Undetermined | 1 | ||
| Aster | Botrytis | cinerea | Botrytis Blight | 1 |
| Aster | Erwinia | sp. | Bacterial Soft Rot | 1 |
| Aster | Rhizoctonia | solani | Rhizoctonia Crown And Stem Rot | 1 |
| Aucuba | Crown Gall Suspected | 1 | ||
| Aucuba | Root Rot, Undetermined | 4 | ||
| Aucuba | Armillaria | sp. | Mushroom Root Rot | 1 |
| Aucuba | Phomopsis | sp. | Phomopsis Leaf Blight | 1 |
| Aucuba | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Aucuba | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Autumn Olive | Fungal Canker, Undetermined | 1 | ||
| Azalea | Anthracnose Suspected | 1 | ||
| Azalea | Fungal Dieback, Undetermined | 1 | ||
| Azalea | Fungal Leafspot, Undetermined | 1 | ||
| Azalea | Insect Problem | 1 | ||
| Azalea | Lichens | 2 | ||
| Azalea | Phomopsis Dieback Suspected | 3 | ||
| Azalea | Powdery Mildew, Undetermined | 1 | ||
| Azalea | Root Rot, Undetermined | 3 | ||
| Azalea | Slime Mold | 1 | ||
| Azalea | Armillaria | mellea | Mushroom Root Rot | 1 |
| Azalea | Armillaria | sp. | Mushroom Root Rot | 1 |
| Azalea | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Azalea | Criconemella | sp. | Nematodes, Ring | 1 |
| Azalea | Cylindrocladium | sp. | Cylindrocladium Crown Rot | 1 |
| Azalea | Meloidogyne | sp. | Nematodes, Root Knot | 4 |
| Azalea | Pestalotiopsis | sp. | Pestalotiopsis leaf spot | 1 |
| Azalea | Phomopsis | sp. | Phomopsis Dieback | 9 |
| Azalea | Phytophthora | cinnamomi | Phytophthora Root Rot | 23 |
| Azalea | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Azalea | Phytophthora | sp. | Phytophthora Root Rot | 18 |
| Azalea | Pratylenchus | sp. | Nematodes, Lesion | 3 |
| Azalea | Pythium | sylvaticum | Pythium Root Rot | 1 |
| Azalea | Rhizoctonia | solani | Rhizoctonia Blight | 1 |
| Azalea | Rhizopus | stolonifer | Rhizopus Soft Rot | 1 |
| Azalea | Tylenchorhynchus | sp. | Nematodes, Stunt | 28 |
| Bachelor*s-buttons | Sclerotinia | sclerotiorum | Sclerotinia Stem Rot | 1 |
| Baldcypress | Insect Problem | 1 | ||
| Bamboo | Bacterial Soft Rot, Undetermined | 1 | ||
| Barberry | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Barberry | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Barrel Medic | Fusarium | sp. | Fusarium Crown Rot | 1 |
| Basil, Common | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Basil, Common | Fusarium | oxysporum (batatas) | Fusarium Wilt | 1 |
| Basil, Common | Fusarium | sp. | Fusarium Stem Rot | 1 |
| Basil, Common | Fusarium | sp. | Fusarium Wilt | 2 |
| Basil, Common | Pythium | sp. | Pythium Root Rot | 1 |
| Bay, Red | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Beach Naupaka | Botrytis | sp. | Botrytis Blight | 1 |
| Beach Naupaka | Pythium | sp. | Pythium Root Rot | 1 |
| Bean | Fusarium | sp. | Fusarium Root Rot | 1 |
| Bean | Fusarium | sp. | Fusarium Root/Crown Rot | 2 |
| Bean | Fusarium | sp. | Fusarium Root/Stem Rot | 1 |
| Bean | Phyllosticta | sp. | Phyllosticta Leaf Spot | 1 |
| Bean | Pythium | sp. | Pythium Damping-off | 1 |
| Bean | Rhizoctonia | solani | Rhizoctonia Damping-off | 1 |
| Bean | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 2 |
| Bean | Rhizoctonia | solani | Rhizoctonia Stem Canker | 1 |
| Bean | Rhizoctonia | solani | Wirestem Suspected | 1 |
| Bean, Butter | Insect Problem | 1 | ||
| Bean, Butter | Virus, Undetermined | 1 | ||
| Bean, Butter | Colletotrichum | lindemuthianum | Anthracnose | 1 |
| Bean, Butter | Fusarium | sp. | Fusarium Stem Rot | 1 |
| Bean, Butter | Rhizoctonia | solani | Rhizoctonia Stem Canker | 1 |
| Bean, Green | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Bean, Green | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 1 |
| Bean, Lima | Mosaic Virus, Undetermined | 1 | ||
| Bean, Lima | Fusarium | sp. | Fusarium Root/Crown Rot | 1 |
| Bee Balm | Powdery Mildew, Undetermined | 1 | ||
| Beech, American | Scorias | spongiosa | Sooty Mold | 1 |
| Begonia | Bacterial Leaf Spot, Undetermined | 1 | ||
| Begonia | Powdery Mildew, Undetermined | 2 | ||
| Begonia | Botrytis | cinerea | Gray Mold | 1 |
| Begonia | Fusarium | sp. | Fusarium Crown Rot | 1 |
| Begonia | Pythium | sp. | Pythium Root Rot | 7 |
| Begonia | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 3 |
| Begonia | Rhizoctonia | solani | Web Blight | 1 |
| Begonia | Xanthomonas | campestris | Bacterial Leaf Spot | 1 |
| Bellflower | Pythium | sp. | Pythium Root Rot | 1 |
| Bellflower | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Bentgrass | Algae | 1 | ||
| Bentgrass | Belonolaimus | sp. | Nematodes, Sting | 1 |
| Bentgrass | Colletotrichum | graminicola | Anthracnose | 1 |
| Bentgrass | Criconemella | sp. | Nematodes, Ring | 4 |
| Bentgrass | Curvularia | sp. | Curvularia Leaf Spot | 2 |
| Bentgrass | Pythium | sp. | Pythium Blight | 11 |
| Bentgrass | Pythium | sp. | Pythium Root Rot | 1 |
| Bentgrass | Rhizoctonia | solani | Rhizoctonia Blight | 1 |
| Bentgrass | Rhizoctonia | sp. | Brown Patch | 2 |
| Bentgrass | Sclerotinia | homoeocarpa | Dollar Spot | 1 |
| Bergenia | Pythium | sp. | Pythium Root Rot | 1 |
| Bermudagrass | Algae | 1 | ||
| Bermudagrass | Belonolaimus | sp. | Nematodes, Sting | 2 |
| Bermudagrass | Colletotrichum | graminicola | Anthracnose | 2 |
| Bermudagrass | Curvularia | sp. | Curvularia Leaf Spot | 2 |
| Bermudagrass | Drechslera | gigantea | Zonate Leaf Spot | 4 |
| Bermudagrass | Drechslera | sp. | Helminthosporium Leaf Spot | 8 |
| Bermudagrass | Fusarium | sp. | Fusarium Blight | 1 |
| Bermudagrass | Fusarium | sp. | Fusarium Root/Crown Rot | 1 |
| Bermudagrass | Gloeotinia | sp. | Blind Seed | 2 |
| Bermudagrass | Leptosphaerulina | sp. | Leptosphaerulina Leaf Spot | 1 |
| Bermudagrass | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Bermudagrass | Ophiosphaerella | sp. | Spring Dead Spot | 1 |
| Bermudagrass | Pyricularia | sp. | Pyricularia Leaf Spot | 1 |
| Bermudagrass | Pythium | sp. | Pythium Blight | 2 |
| Bermudagrass | Pythium | sp. | Pythium Root Rot | 1 |
| Bermudagrass | Pythium | sp. | Pythium Root/Crown Rot | 1 |
| Bermudagrass | Rhizoctonia | solani | Large Patch | 1 |
| Bermudagrass | Rhizoctonia | sp. | Brown Patch | 1 |
| Bermudagrass | Sclerotinia | homoeocarpa | Dollar Spot | 1 |
| Bermudagrass | Trichodorus | sp. | Nematodes, Trichodorus Stubby-root | 1 |
| Bermudagrass | Ustilago | cynodontis | Flower Smut | 1 |
| Bermudagrass | Various Fungi | Spring Dead Spot | 2 | |
| Betony | Sclerotium | rolfsii | Southern Blight | 1 |
| Birch | Cryptocline | betularum | Cryptocline Leaf Spot | 2 |
| Birch, River | Botrytis | cinerea | Botrytis Dieback | 1 |
| Birch, River | Cryptocline | betularum | Cryptocline Leaf Spot | 1 |
| Birch, River | Discula | betulina | Anthracnose | 1 |
| Black-eyed Susan | Phytophthora | sp. | Phytophthora Crown Rot | 1 |
| Black-eyed Susan | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Black-eyed Susan | Sclerotium | rolfsii | Southern Blight | 1 |
| Blackberry | Fungal Canker, Undetermined | 1 | ||
| Blackberry | Insect Problem Suspected | 1 | ||
| Blackberry | Piebald Berry | 1 | ||
| Blackberry | Powdery Mildew, Undetermined | 1 | ||
| Blackberry | Root Rot, Undetermined | 1 | ||
| Blackberry | Virus, Undetermined | 1 | ||
| Blackberry | Agrobacterium | tumefaciens | Crown Gall | 1 |
| Blackberry | Arthuriomyces | peckianus | Orange Rust | 2 |
| Blackberry | Phoma | sp. | Spur Blight | 1 |
| Bluebeard | Pythium | sp. | Pythium Root Rot | 1 |
| Blueberry | Fungal Dieback, Undetermined | 1 | ||
| Blueberry | Botryosphaeria | dothidea | Stem Blight | 3 |
| Blueberry | Cercospora | sp. | Cercospora Leaf Spot | 2 |
| Blueberry | Colletotrichum | acutatum | Anthracnose | 1 |
| Blueberry | Colletotrichum | sp. | Anthracnose Fruit Rot | 1 |
| Blueberry | Phytophthora | cinnamomi | Phytophthora Root Rot | 2 |
| Bluegrass | Curvularia | sp. | Curvularia Leaf Spot | 2 |
| Bluegrass | Leptosphaerulina | sp. | Leptosphaerulina Leaf Spot | 1 |
| Bluegrass | Pythium | sp. | Pythium Blight | 1 |
| Bougainvillea | Pythium | sp. | Pythium Root Rot | 2 |
| Boxwood | Mushroom Root Rot Suspected | 1 | ||
| Boxwood | Root Rot, Undetermined | 1 | ||
| Boxwood | Criconemella | sp. | Nematodes, Ring | 4 |
| Boxwood | Meloidogyne | sp. | Nematodes, Root Knot | 2 |
| Boxwood | Phytophthora | parasitica | Phytophthora Root Rot | 3 |
| Boxwood | Phytophthora | sp. | Phytophthora Root Rot | 7 |
| Boxwood | Pratylenchus | sp. | Nematodes, Lesion | 19 |
| Boxwood, Common | Root Rot, Undetermined | 2 | ||
| Boxwood, Common | Criconemella | sp. | Nematodes, Ring | 3 |
| Boxwood, Common | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Boxwood, Common | Phytophthora | parasitica | Phytophthora Root Rot | 2 |
| Boxwood, Common | Phytophthora | sp. | Phytophthora Root Rot | 4 |
| Boxwood, Common | Pratylenchus | sp. | Nematodes, Lesion | 6 |
| Boxwood, English | Root Rot, Undetermined | 1 | ||
| Boxwood, English | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Boxwood, English | Phytophthora | parasitica | Phytophthora Root Rot | 3 |
| Boxwood, English | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Boxwood, English | Pratylenchus | sp. | Nematodes, Lesion | 16 |
| Broccoli | Fusarium | oxysporum | Fusarium Yellows | 1 |
| Brussels Sprouts | Xanthomonas | campestris (camp) | Black Rot | 1 |
| Butterfly Bush | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Cabbage | Insect Problem Suspected | 1 | ||
| Cabbage | Peronospora | parasitica | Downy Mildew | 2 |
| Cabbage | Pythium | sp. | Pythium Damping-off | 1 |
| Cabbage | Pythium | sp. | Pythium Root Rot | 1 |
| Cabbage | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Cabbage | Rhizoctonia | solani | Head Rot | 1 |
| Cabbage | Rhizoctonia | solani | Rhizoctonia Blight | 1 |
| Cabbage | Rhizoctonia | solani | Rhizoctonia Root Rot | 1 |
| Cabbage | Rhizoctonia | solani | Rhizoctonia Stem Canker | 1 |
| Cabbage | Rhizoctonia | solani | Wirestem | 1 |
| Cabbage | Rhizoctonia | sp. | Damping-off | 1 |
| Cabbage | Sclerotinia | sclerotiorum | Head Rot | 1 |
| Cabbage | Xanthomonas | campestris (camp) | Black Rot | 1 |
| Calathea | Pythium | sp. | Pythium Root Rot | 2 |
| Camellia | Fungal Leafspot, Undetermined | 1 | ||
| Camellia | Mottle Virus | 2 | ||
| Camellia | Phytophthora Root Rot Suspected | 1 | ||
| Camellia | Virus, Undetermined | 1 | ||
| Camellia | Armillaria | sp. | Mushroom Root Rot | 1 |
| Camellia | Colletotrichum | sp. | Anthracnose | 1 |
| Camellia | Glomerella | cingulata | Canker | 3 |
| Camellia | Heterobasidion | annosum | Annosum Root Rot | 1 |
| Camellia | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Camellia | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Camellia | Pratylenchus | sp. | Nematodes, Lesion | 1 |
| Camellia | Trichodorus | sp. | Nematodes, Trichodorus Stubby-root | 1 |
| Camellia | Xiphinema | sp. | Nematodes, Dagger | 1 |
| Candytuft | Fusarium | sp. | Fusarium Stem Rot | 1 |
| Candytuft | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Candytuft | Phoma | sp. | Phoma Blight | 1 |
| Canna | Puccinia | sp. | Leaf Rust | 1 |
| Canna | Xanthomonas | sp. | Bacterial Leaf Spot | 1 |
| Cantaloupe | Erwinia | tracheiphila | Bacterial Wilt | 1 |
| Cantaloupe | Fusarium | oxysporum | Fusarium Wilt | 1 |
| Cantaloupe | Fusarium | sp. | Fusarium Root Rot | 1 |
| Cantaloupe | Fusarium | sp. | Fusarium Root/Crown Rot | 1 |
| Cantaloupe | Fusarium | spp. | Fusarium Rot | 1 |
| Cantaloupe | Macrophomina | phaseolina | Charcoal Rot | 3 |
| Cantaloupe | Meloidogyne | sp. | Nematodes, Root Knot | 2 |
| Cantaloupe | Phoma | cucurbitacearum | Gummy Stem Blight | 1 |
| Cantaloupe | Pythium | sp. | Pythium Damping-off | 1 |
| Cantaloupe | Rhizoctonia | sp. | Damping-off | 1 |
| Carnation | Rhizoctonia | solani | Rhizoctonia Damping-off | 1 |
| Carrot | Fusarium | sp. | Fusarium Root Rot | 1 |
| Carrot | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Carrot | Rhizoctonia | carotae | Crater Rot | 2 |
| Carrot | Rhizoctonia | solani | Rhizoctonia Crown Rot | 1 |
| Carrot | Sclerotinia | sp. | Sclerotinia Disease | 1 |
| Cashew | Powdery Mildew, Undetermined | 1 | ||
| Cedar | Gymnosporangium | clavipes | Quince Rust | 1 |
| Cedar | Gymnosporangium | juniperi-virginianae | Cedar-apple Rust | 1 |
| Cedar | Rotylenchus | sp. | Nematodes, Large Spiral | 1 |
| Cedar | Xiphinema | sp. | Nematodes, Dagger | 1 |
| Cedar, Deodar | Sphaeropsis | sapinea | Diplodia Blight | 1 |
| Celosia | Rhizoctonia | sp. | Damping-off | 1 |
| Centipedegrass | Brown Patch Suspected | 4 | ||
| Centipedegrass | Centipede Decline | 11 | ||
| Centipedegrass | Unknown | 1 | ||
| Centipedegrass | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Centipedegrass | Belonolaimus | sp. | Nematodes, Sting | 3 |
| Centipedegrass | Colletotrichum | graminicola | Anthracnose | 6 |
| Centipedegrass | Colletotrichum | sp. | Anthracnose | 1 |
| Centipedegrass | Criconemella | sp. | Nematodes, Ring | 10 |
| Centipedegrass | Curvularia | sp. | Curvularia Leaf Spot | 17 |
| Centipedegrass | Curvularia | sp. | Curvularia Leaf Spot Suspected | 1 |
| Centipedegrass | Drechslera | sp. | Helminthosporium Leaf Spot | 1 |
| Centipedegrass | Fusarium | sp. | Fusarium Blight | 1 |
| Centipedegrass | Gaeumannomyces | sp. | Take-all | 1 |
| Centipedegrass | Helminthosporium- | like fungi | Helminthosporium Leaf Spot | 1 |
| Centipedegrass | Pyricularia | sp. | Pyricularia Leaf Spot | 1 |
| Centipedegrass | Rhizoctonia | solani | Brown Patch | 1 |
| Centipedegrass | Rhizoctonia | solani | Rhizoctonia Stem Canker | 1 |
| Centipedegrass | Rhizoctonia | sp. | Brown Patch | 17 |
| Cherry | Root Rot, Undetermined | 1 | ||
| Cherry, Ornamental | Root Rot, Undetermined | 2 | ||
| Cherry, Ornamental | Blumeriella | jaapii | Coccomyces Leaf Spot | 1 |
| Cherry, Ornamental | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Cherry, Ornamental | Xanthomonas | campestris (pruni) | Bacterial Leaf Spot | 1 |
| Cherry, Ornamental | Xanthomonas | sp. | Bacterial Leaf Spot | 1 |
| Cherrylaurel | Insect Problem Suspected | 1 | ||
| Cherrylaurel | Root Rot, Undetermined | 6 | ||
| Cherrylaurel | Agrobacterium | tumefaciens | Crown Gall | 1 |
| Cherrylaurel | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Cherrylaurel | Xanthomonas | campestris (pruni) | Bacterial Leaf Spot | 7 |
| Cherrylaurel | Xanthomonas | sp. | Bacterial Leaf Spot | 1 |
| Cherrylaurel, Carolina | Blumeriella | jaapii | Coccomyces Leaf Spot | 1 |
| China fir | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Chrysanthemum | Bacterial Leaf Spot, Undetermined | 1 | ||
| Chrysanthemum | Botrytis | sp. | Botrytis Blight | 2 |
| Chrysanthemum | Fusarium | sp. | Fusarium Wilt | 1 |
| Chrysanthemum | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Chrysanthemum | Phytophthora | sp. | Phytophthora Root/Crown Rot | 1 |
| Chrysanthemum | Pseudomonas | cichorii | Bacterial Leaf Spot | 3 |
| Chrysanthemum | Pythium | sp. | Pythium Root Rot | 14 |
| Cineraria | Pythium | sp. | Pythium Root Rot | 1 |
| Cinquefoil | Peronospora | potentillae | Downy Mildew | 1 |
| Clematis | Fungal Leafspot, Undetermined | 1 | ||
| Clematis | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Cleyera, Japanese | Entomosporium Leaf Spot Suspected | 1 | ||
| Cleyera, Japanese | Leaf Spot, Undetermined | 1 | ||
| Cleyera, Japanese | Root Rot, Undetermined | 1 | ||
| Cleyera, Japanese | Armillaria | sp. | Mushroom Root Rot | 1 |
| Cleyera, Japanese | Colletotrichum | gloeosporioides | Anthracnose | 2 |
| Cleyera, Japanese | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Collards | Alternaria | brassicicola | Black Spot | 1 |
| Collards | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Collards | Cercosporella | brassicae | White Spot | 1 |
| Collards | Meloidogyne | sp. | Nematodes, Root Knot | 2 |
| Collards | Peronospora | parasitica | Downy Mildew | 4 |
| Collards | Phoma | lingam | Black Leg | 1 |
| Collards | Plasmodiophora | brassicae | Club Root | 1 |
| Collards | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Collards | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Collards | Sclerotium | rolfsii | Southern Blight | 1 |
| Collards | Xanthomonas | campestris (camp) | Black Rot | 3 |
| Columbine | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Columbine | Rhizoctonia | solani | Rhizoctonia Crown Rot | 1 |
| Coneflower, Undetermined | Colletotrichum | sp. | Anthracnose | 1 |
| Coneflower, Undetermined | Pythium | sp. | Pythium Root Rot | 1 |
| Coneflower, Undetermined | Pythium | sp. | Pythium Root/Crown Rot | 1 |
| Corn | Nematode Injury Suspected | 1 | ||
| Corn | Cercospora | zeae-maydis | Gray Leaf Spot | 2 |
| Corn | Erwinia | chrysanthemi (zeae) | Bacterial Stalk Rot | 1 |
| Corn | Trichodorus | sp. | Nematodes, Stubby-root suspected | 1 |
| Corn | Trichodorus | sp. | Nematodes, Trichodorus Stubby-root | 1 |
| Corn | Ustilago | zeae | Common Smut | 1 |
| Corn, Sweet | Erwinia | chrysanthemi (zeae) | Bacterial Stalk Rot | 1 |
| Cotoneaster | Phytophthora | cryptogea | Phytophthora Root Rot | 1 |
| Cotton | Alternaria | macrospora | Alternaria Leaf Spot | 3 |
| Cotton | Ascochyta | gossypii | Ascochyta Blight | 1 |
| Cotton | Ascochyta | sp. | Ascochyta Leaf Spot | 1 |
| Cotton | Cercospora | gossypina | Cercospora Leaf Spot | 1 |
| Cotton | Fusarium | sp. | Fusarium Wilt | 2 |
| Cotton | Macrophomina | phaseolina | Charcoal Rot | 1 |
| Cotton | Phoma | exigua /exigua | Ascochyta Leaf Spot | 1 |
| Cotton | Phoma | sp. | Phoma Blight | 1 |
| Cotton | Pythium | spinosum | Pythium Root Rot | 1 |
| Cotton | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Cotton | Rhizoctonia | solani | Sore Shin | 3 |
| Cowpea | Colletotrichum | lindemuthianum | Anthracnose | 1 |
| Cowpea | Rhizoctonia | solani | Web Blight | 1 |
| Crabapple | Root Rot, Undetermined | 1 | ||
| Crape Myrtle | Powdery Mildew, Undetermined | 2 | ||
| Crape Myrtle | Armillaria | sp. | Mushroom Root Rot | 1 |
| Crape Myrtle | Cercospora | sp. | Cercospora Leaf Spot | 3 |
| Crape Myrtle | Erysiphe | sp. | Powdery Mildew | 1 |
| Crape Myrtle | Rhizoctonia | solani | Rhizoctonia Blight | 1 |
| Crape Myrtle | Rhizoctonia | solani | Web Blight | 2 |
| Creeping Waterprimrose | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Crown-of-thorns | Pythium | sp. | Pythium Root Rot | 1 |
| Crown-of-thorns | Rhizoctonia | sp. | Damping-off | 1 |
| Crown-of-thorns | Thielaviopsis | basicola | Black Root Rot | 1 |
| Cucumber | Fungal Leafspot, Undetermined | 1 | ||
| Cucumber | Mosaic Virus, Undetermined | 1 | ||
| Cucumber | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Cucumber | Colletotrichum | orbiculare | Anthracnose | 7 |
| Cucumber | Didymella | bryoniae | Black Fruit Rot | 2 |
| Cucumber | Didymella | bryoniae | Gummy Stem Blight | 1 |
| Cucumber | Erwinia | tracheiphila | Bacterial Wilt | 2 |
| Cucumber | Meloidogyne | sp. | Nematodes, Root Knot | 2 |
| Cucumber | Pseudoperonospora | cubensis | Downy Mildew | 2 |
| Cucumber | Pythium | sp. | Pythium Root Rot | 3 |
| Cucurbit | Rhizoctonia | solani | Rhizoctonia Stem Canker | 1 |
| Cyclamen | Botrytis | sp. | Botrytis Blight | 1 |
| Cyclamen | Impatiens Necrotic Spot Virus | Impatiens Necrotic Spot | 1 | |
| Cyclamen | Pythium | sp. | Pythium Root Rot | 1 |
| Cymbidium | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Cypress, False | Root Rot, Undetermined | 1 | ||
| Cypress, Leyland | Algae | 3 | ||
| Cypress, Leyland | Crown Gall Suspected | 2 | ||
| Cypress, Leyland | Fungal Canker, Undetermined | 1 | ||
| Cypress, Leyland | Root Rot, Undetermined | 1 | ||
| Cypress, Leyland | Armillaria | sp. | Armillaria Root Rot | 3 |
| Cypress, Leyland | Botryosphaeria | dothidea | Botryosphaeria Canker | 2 |
| Cypress, Leyland | Cercosporidium | sequoiae | Cercospora Leaf Spot | 1 |
| Cypress, Leyland | Macrophoma | sp. | Macrophoma Blight | 2 |
| Cypress, Leyland | Phytophthora | cinnamomi | Phytophthora Root Rot | 2 |
| Cypress, Leyland | Phytophthora | sp. | Phytophthora Root Rot | 5 |
| Cypress, Leyland | Seiridium | unicorne | Cypress Canker | 6 |
| Cypress, Leyland | Seiridium | unicorne | Cypress Canker Suspected | 1 |
| Dahlia | Leaf Spot, Undetermined | 1 | ||
| Dahlia | Powdery Mildew, Undetermined | 1 | ||
| Dahlia | Virus, Undetermined | 1 | ||
| Dahlia | Botrytis | sp. | Botrytis Blight | 1 |
| Dahlia | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 1 |
| Daisy, Painted | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Daisy, Shasta | Bacterial Soft Rot, Suspected | 1 | ||
| Daisy, Shasta | Fusarium | sp. | Fusarium Root/Stem Rot | 1 |
| Daisy, Shasta | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Daisy, Transvaal | Bacterial Stem Rot, Undetermined | 1 | ||
| Daisy, Transvaal | Fusarium | sp. | Fusarium Root/Crown Rot | 1 |
| Daisy, Transvaal | Pseudomonas | sp. | Pseudomonas Leaf Spot | 1 |
| Daisy, Transvaal | Pythium | sp. | Pythium Root Rot | 2 |
| Daisy, Transvaal | Pythium | sp. | Pythium Root/Crown Rot | 1 |
| Daphne | Root Rot, Undetermined | 1 | ||
| Daphne | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Daphne | Phytophthora | sp. | Phytophthora Root/Crown Rot | 1 |
| Daylily | Bacterial Soft Rot, Suspected | 1 | ||
| Daylily | Insect/mite Problem | 1 | ||
| Daylily | Aureobasidium | microstictum | Leaf Streak | 16 |
| Daylily | Colletotrichum | sp. | Anthracnose | 7 |
| Daylily | Puccinia | hemerocallidis | Daylily Rust | 4 |
| Dianthus | Colletotrichum | sp. | Anthracnose | 3 |
| Dianthus | Fusarium | sp. | Fusarium Crown Rot | 1 |
| Dianthus | Rhizoctonia | solani | Rhizoctonia Crown Rot | 1 |
| Dieffenbachia | Xanthomonas | sp. | Bacterial Blight | 1 |
| Disanthus | Colletotrichum | sp. | Anthracnose | 1 |
| Dogwood | Fungus Identification | 1 | ||
| Dogwood | Powdery Mildew, Undetermined | 5 | ||
| Dogwood | Secondary Fungi | 1 | ||
| Dogwood | Cercospora | cornicola | Cercospora Leaf Spot | 1 |
| Dogwood | Elsinoe | corni | Spot Anthracnose | 3 |
| Dogwood | Elsinoe | sp. | Spot Anthracnose | 1 |
| Dogwood | Microsphaera | penicillata | Powdery Mildew | 8 |
| Dogwood | Phyllosticta | cornicola | Phyllosticta Leaf Spot | 1 |
| Dogwood | Phyllosticta | sp. | Phyllosticta Leaf Spot | 1 |
| Dogwood, Kousa | Powdery Mildew, Undetermined | 1 | ||
| Dogwood, Red-osier | Botryosphaeria | dothidea | Botryosphaeria Dieback | 1 |
| Dowwood, Yellow-twig | Fusicoccum | sp. | Fusicoccum dieback | 1 |
| Dracaena | Fusarium | sp. | Fusarium Leaf Spot | 1 |
| Dusty Miller | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Eggplant | Phomopsis | vexans | Phomopsis Blight | 1 |
| Eggplant | Ralstonia | solanacearum | Southern Bacterial Wilt | 1 |
| Elaeagnus | Agrobacterium | tumefaciens | Crown Gall | 1 |
| Elaeagnus | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Elaeagnus | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Elderberry | Aphelenchoides | sp. | Nematodes, Foliar | 1 |
| Elephant*s-ear | Pythium | sp. | Pythium Root/Crown Rot | 1 |
| Elm | Anthracnose, Undetermined | 1 | ||
| Elm, Chinese | Stegophora | ulmea | Black Spot | 1 |
| Elm, Winged | Ophiostoma | ulmi | Dutch Elm Disease | 1 |
| Ensete | Leaf Spot, Undetermined | 1 | ||
| Eulalia | Fusarium | sp. | Fusarium Leaf Spot | 1 |
| Euonymus | Fungal Leafspot, Undetermined | 1 | ||
| Euonymus | Powdery Mildew, Undetermined | 3 | ||
| Euonymus | Virus, Undetermined | 1 | ||
| Euonymus | Agrobacterium | tumefaciens | Crown Gall | 2 |
| Euonymus | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Euonymus | Colletotrichum | sp. | Anthracnose | 1 |
| Euonymus | Microsphaera | sp. | Powdery Mildew | 3 |
| Euonymus, Wintercreeper | Agrobacterium | tumefaciens | Crown Gall | 1 |
| Euonymus, Wintercreeper | Elsinoe | euonymi-japonici | Scab | 1 |
| Evolvulus | Botrytis | cinerea | Botrytis Blight | 1 |
| Fatshedera | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Fennel | Botrytis | sp. | Botrytis Blight | 1 |
| Fern, Holly | Pythium | sp. | Pythium Root Rot | 1 |
| Fescue | Brown Patch Suspected | 1 | ||
| Fescue | Powdery Mildew Suspected | 1 | ||
| Fescue | Slime Mold | 1 | ||
| Fescue | Colletotrichum | graminicola | Anthracnose | 7 |
| Fescue | Colletotrichum | sp. | Anthracnose | 6 |
| Fescue | Curvularia | sp. | Curvularia Leaf Spot | 5 |
| Fescue | Drechslera | dictyoides | Net Blotch | 1 |
| Fescue | Drechslera | sp. | Helminthosporium Leaf Spot | 1 |
| Fescue | Fusarium | sp. | Fusarium Blight | 1 |
| Fescue | Leptosphaerulina | sp. | Leptosphaerulina Leaf Spot | 3 |
| Fescue | Puccinia | sp. | Rust | 2 |
| Fescue | Pyricularia | sp. | Pyricularia Leaf Spot | 1 |
| Fescue | Pythium | sp. | Pythium Blight | 9 |
| Fescue | Rhizoctonia | solani | Brown Patch | 6 |
| Fescue | Rhizoctonia | solani | Rhizoctonia Blight | 2 |
| Fescue | Rhizoctonia | sp. | Brown Patch | 14 |
| Fescue | Sclerotinia | homoeocarpa | Dollar Spot | 2 |
| Fig, Common | Agrobacterium | tumefaciens | Crown Gall | 1 |
| Fig, Common | Colletotrichum | sp. | Anthracnose | 1 |
| Fig, Common | Colletotrichum | sp. | Anthracnose Fruit Rot | 1 |
| Fig, Common | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Fig, Common | Phytophthora | palmivora | Phytophthora Fruit Rot | 1 |
| Fig, Fiddle-leaf | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Fig, Ornamental | Colletotrichum | sp. | Anthracnose | 1 |
| Fir | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Fir, Fraser | Apostrasseria | sp. | Canker | 1 |
| Fir, Fraser | Phytophthora | cinnamomi | Phytophthora Root Rot | 9 |
| Fir, Fraser | Phytophthora | sp. | Phytophthora Root Rot | 4 |
| Fir, Fraser | Phytophthora | sp. | Phytophthora Root/Crown Rot | 1 |
| Fir, Fraser | Pythium | sp. | Pythium Root Rot | 1 |
| Fir, Fraser | Sphaeropsis | sp. | Sphaeropsis Canker | 1 |
| Forsythia | Botryosphaeria Canker Suspected | 1 | ||
| Forsythia | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Forsythia | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Fortune's Osmanthus | Root Rot, Undetermined | 1 | ||
| Fothergilla | Fungal Leafspot, Undetermined | 1 | ||
| Fungus | Slime Mold | 2 | ||
| Fungus | Armillaria | sp. | Armillaria Root Rot | 1 |
| Fungus | Fuligo | septica | Slime Mold | 2 |
| Gardenia | Nematodes, Undetermined | 1 | ||
| Gardenia | Root Rot, Undetermined | 1 | ||
| Gardenia | Sooty Mold | 1 | ||
| Gardenia | Meloidogyne | sp. | Nematodes, Root Knot | 2 |
| Gardenia | Phytophthora | parasitica | Phytophthora Stem Rot | 1 |
| Gardenia | Phytophthora | sp. | Phytophthora Root Rot | 5 |
| Gardenia | Rhizoctonia | solani | Rhizoctonia Root Rot | 1 |
| Gardenia | Tylenchorhynchus | sp. | Nematodes, Stunt | 1 |
| Gazania | Pythium | sp. | Pythium Root Rot | 1 |
| Geranium | Botrytis | cinerea | Botrytis Blight | 2 |
| Geranium | Botrytis | cinerea | Ghost Spot | 1 |
| Geranium | Botrytis | sp. | Botrytis Blight | 1 |
| Geranium | Botrytis | sp. | Botrytis Leaf Spot | 1 |
| Geranium | Pythium | sp. | Pythium Root Rot | 8 |
| Geranium | Xanthomonas | campestris (pelargonii) | Bacterial Blight | 7 |
| Geranium, Ivy | Botrytis | cinerea | Botrytis Blight | 1 |
| Giant hyssop | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Ginger | Fungal Leafspot, Undetermined | 1 | ||
| Ginseng | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Ginseng | Botrytis | sp. | Botrytis Blight | 1 |
| Ginseng | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Goldenseal | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Grape | Colletotrichum | sp. | Ripe Rot | 1 |
| Grape | Greeneria | uvicola | Bitter Rot | 1 |
| Grape | Guignardia | bidwellii | Black Rot | 5 |
| Grape | Phomopsis | viticola | Phomopsis Cane/leaf Spot | 1 |
| Grape | Pseudocercospora | vitis | Leaf Blight | 1 |
| Grape | Xylella | fastidiosa | Pierce*s Disease | 1 |
| Grape, European | Crown Gall Suspected | 1 | ||
| Grape, European | Powdery Mildew, Undetermined | 1 | ||
| Grape, European | Guignardia | bidwellii | Black Rot | 1 |
| Grape, European | Phomopsis | viticola | Phomopsis Cane/leaf Spot | 1 |
| Grape, European | Uncinula | necator | Powdery Mildew | 1 |
| Grape, European | Xylella | fastidiosa | Pierce*s Disease | 1 |
| Grape, Muscadine | Guignardia | bidwellii | Black Rot | 1 |
| Grass, Ornamental | Rust, Undetermined | 1 | ||
| Grass, Unknown | Rhizoctonia | solani | Brown Patch | 1 |
| Gray*s Lily | Botrytis | cinerea | Botrytis Blight | 1 |
| Gray*s Lily | Colletotrichum | sp. | Anthracnose | 2 |
| Gray*s Lily | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Gray*s Lily | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Ground Cherry | Tobacco Mosaic Virus | Tobacco Mosaic | 1 | |
| Ground Cherry | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 1 |
| Hakone Grass | Pyricularia | sp. | Pyricularia Leaf Spot | 1 |
| Hawthorn, Indian | Root Rot, Undetermined | 1 | ||
| Hawthorn, Indian | Armillaria | sp. | Mushroom Root Rot | 1 |
| Hawthorn, Indian | Entomosporium | sp. | Entomosporium Leaf Spot | 5 |
| Heather | Pythium Root Rot Suspected | 1 | ||
| Heather | Rhizoctonia | solani | Web Blight | 1 |
| Heather, Mexican | Pythium | sp. | Pythium Root Rot | 1 |
| Heliopsis, Summer | Aphelenchoides | sp. | Nematodes, Foliar | 1 |
| Hellebore | Colletotrichum | sp. | Anthracnose | 2 |
| Hellebore | Pythium | sp. | Pythium Root Rot | 1 |
| Hemlock | Sooty Mold | 1 | ||
| Hemlock | Botrytis | cinerea | Botrytis Blight | 1 |
| Hemlock | Botrytis | sp. | Botrytis Blight | 1 |
| Hemlock | Melampsora | farlowii | Twig Rust | 1 |
| Hemlock, Canadian | Root Rot, Undetermined | 1 | ||
| Hemlock, Canadian | Melampsora | farlowii | Rust | 1 |
| Hibiscus | Fusarium | sp. | Fusarium Root/Stem Rot | 1 |
| Hibiscus | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Hickory | Gnomonia | caryae | Leaf Blotch | 1 |
| Hippobroma | Pythium | sp. | Pythium Root Rot | 1 |
| Holly | Crown Gall Suspected | 1 | ||
| Holly | Fungal Leafspot, Undetermined | 1 | ||
| Holly | Root Rot, Undetermined | 1 | ||
| Holly | Criconemella | sp. | Nematodes, Ring | 3 |
| Holly | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Holly | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Holly | Phytoplasma | Phytoplasma Disease | 1 | |
| Holly | Pratylenchus | sp. | Nematodes, Lesion | 2 |
| Holly | Pythium | sp. | Pythium Root Rot | 1 |
| Holly | Thielaviopsis | basicola | Black Root Rot | 6 |
| Holly, Chinese | Needle Cast, Undetermined | 1 | ||
| Holly, Chinese | Armillaria | sp. | Mushroom Root Rot | 1 |
| Holly, Chinese | Colletotrichum | sp. | Anthracnose | 1 |
| Holly, Chinese | Thielaviopsis | basicola | Black Root Rot | 1 |
| Holly, Hybrid | Root Rot, Undetermined | 1 | ||
| Holly, Hybrid | Slime Mold | 1 | ||
| Holly, Hybrid | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Holly, Hybrid | Colletotrichum | sp. | Anthracnose | 1 |
| Holly, Hybrid | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Holly, Hybrid | Phytoplasma | Phytoplasma Disease | 1 | |
| Holly, Hybrid | Pratylenchus | sp. | Nematodes, Lesion | 1 |
| Holly, Hybrid | Thielaviopsis | basicola | Black Root Rot | 1 |
| Holly, Japanese | Root Rot, Undetermined | 4 | ||
| Holly, Japanese | Criconemella | sp. | Nematodes, Ring | 17 |
| Holly, Japanese | Helicotylenchus | sp. | Nematodes, Spiral | 1 |
| Holly, Japanese | Meloidogyne | sp. | Nematodes, Root Knot | 12 |
| Holly, Japanese | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Holly, Japanese | Phytoplasma | Phytoplasma Disease | 1 | |
| Holly, Japanese | Pratylenchus | sp. | Nematodes, Lesion | 6 |
| Holly, Japanese | Pythium | sp. | Pythium Root Rot | 1 |
| Holly, Japanese | Thielaviopsis | basicola | Black Root Rot | 68 |
| Holly, Japanese | Tylenchorhynchus | sp. | Nematodes, Stunt | 1 |
| Holly, Japanese | Xiphinema | sp. | Nematodes, Dagger | 12 |
| Holly, Lusterleaf | Insect Problem | 1 | ||
| Holly, Lusterleaf | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Hollyhock | Sclerotium | rolfsii | Southern Blight | 1 |
| Hosta | Colletotrichum | sp. | Anthracnose | 6 |
| Hosta | Fusarium | sp. | Fusarium Root/Crown Rot | 1 |
| Hosta | Rhizoctonia | solani | Rhizoctonia Leaf Spot | 1 |
| Hosta | Sclerotium | rolfsii | Southern Blight | 1 |
| Hosta | Sphaerobolus | stellatus | Artillery Fungus | 1 |
| Household | Mold/Mildew | Mold/Mildew | 1 | |
| Household | Sphaerobolus | stellatus | Artillery Fungus | 1 |
| Hydrangea | Bacterial Leaf Spot, Undetermined | 1 | ||
| Hydrangea | Powdery Mildew, Undetermined | 1 | ||
| Hydrangea | Colletotrichum | sp. | Anthracnose | 1 |
| Hydrangea | Phoma | sp. | Phoma Leaf Spot | 1 |
| Hydrangea | Phyllosticta | sp. | Phyllosticta Leaf Spot | 1 |
| Hydrangea | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Impatiens | Impatiens Necrotic Spot Virus | Impatiens Necrotic Spot | 2 | |
| Impatiens | Phytophthora | sp. | Phytophthora Blight | 1 |
| Impatiens | Rhizoctonia | solani | Rhizoctonia Leaf Spot | 1 |
| Impatiens | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 3 |
| Impatiens | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Impatiens, Common | Fungal Leafspot, Undetermined | 1 | ||
| Impatiens, Common | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Impatiens, Common | Pythium | sp. | Pythium Root Rot | 1 |
| Impatiens, Common | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Impatiens, New Guinea | Impatiens Necrotic Spot Virus | Impatiens Necrotic Spot | 1 | |
| Impatiens, New Guinea | Myrothecium | sp. | Myrothecium Blight | 2 |
| Impatiens, New Guinea | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Impatiens, New Guinea | Rhizoctonia | solani | Web Blight | 1 |
| Impatiens, New Guinea | Tospovirus, Undetermined | Tospovirus, Undetermined | 1 | |
| Incense Cedar | Seiridium | unicorne | Cypress Canker | 1 |
| Inkberry | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Iris | Fungal Leafspot, Undetermined | 1 | ||
| Iris | Insect Problem Suspected | 1 | ||
| Iris | Cladosporium | iridis | Cladosporium Leaf Spot | 1 |
| Iris | Colletotrichum | sp. | Anthracnose | 1 |
| Iris | Erwinia | sp. | Bacterial Soft Rot | 5 |
| Iris | Mycosphaerella | sp. | Mycosphaerella Leaf Spot | 1 |
| Iris | Rhizoctonia | solani | Rhizoctonia Root Rot | 1 |
| Iris | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Iris, Dutch | Erwinia | sp. | Bacterial Soft Rot | 1 |
| Iris, Dutch | Fusarium | sp. | Fusarium Root Rot | 1 |
| Iris, Dutch | Pythium | sp. | Pythium Root Rot | 1 |
| Iris, Dutch | Rhizoctonia | solani | Rhizoctonia Root Rot | 1 |
| Ivy, English | Fungal Leafspot, Undetermined | 1 | ||
| Ivy, English | Colletotrichum | sp. | Anthracnose | 6 |
| Ivy, English | Macrophoma | sp. | Macrophoma Leaf Spot | 1 |
| Ivy, English | Phoma | sp. | Phoma Leaf Spot | 1 |
| Ivy, English | Phytophthora | sp. | Phytophthora Blight | 1 |
| Ivy, English | Phytophthora | sp. | Phytophthora Root Rot | 6 |
| Ivy, English | Phytophthora | sp. | Phytophthora Root/Stem Rot | 1 |
| Ivy, English | Xanthomonas | sp. | Bacterial Leaf Spot | 1 |
| Ivy, Swedish | Pythium | sp. | Pythium Root Rot | 2 |
| Jade Plant | Leaf Spot, Undetermined | 1 | ||
| Japanese grass | Pyricularia | sp. | Pyricularia Leaf Spot | 1 |
| Jasmine, Winter | Fungal Leafspot, Undetermined | 1 | ||
| Juniper | Insect/mite Problem | 1 | ||
| Juniper | Insect/mite Problem Suspected | 1 | ||
| Juniper | Phytophthora Root Rot Suspected | 5 | ||
| Juniper | Root Rot, Undetermined | 12 | ||
| Juniper | Armillaria | sp. | Armillaria Root Rot | 2 |
| Juniper | Gymnosporangium | juniperi-virginianae | Cedar-apple Rust | 1 |
| Juniper | Heterobasidion | annosum | Annosum Root Rot | 2 |
| Juniper | Kabatina | juniperi | Kabatina Tip Blight | 4 |
| Juniper | Kabatina | sp. | Kabatina Dieback | 2 |
| Juniper | Phomopsis | sp. | Phomopsis Dieback | 1 |
| Juniper | Phomopsis | sp. | Phomopsis Twig Blight | 3 |
| Juniper | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Juniper | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Juniper | Phytophthora | sp. | Phytophthora Root Rot | 12 |
| Juniper | Pythium | sylvaticum | Pythium Root Rot | 2 |
| Kalanchoe | Bacterial Soft Rot, Suspected | 2 | ||
| Kalanchoe | Erwinia | carotovora | Bacterial Soft Rot | 1 |
| Kalanchoe | Pythium | sp. | Pythium Root Rot | 1 |
| Kalanchoe | Thielaviopsis | basicola | Black Root Rot | 2 |
| Kale | Fusarium | oxysporum | Fusarium Yellows | 1 |
| Kale | Peronospora | parasitica | Downy Mildew | 1 |
| Lady*s-mantle | Bacterial Leaf Spot Suspected | 1 | ||
| Lambs'-Ears | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Lambs'-Ears | Pythium | sp. | Pythium Root Rot | 1 |
| Lantana | Aphelenchoides | sp. | Nematodes, Foliar | 1 |
| Lantana | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Lantana | Pseudomonas | sp. | Pseudomonas Leaf Spot | 1 |
| Lantana | Pythium | sp. | Pythium Root Rot | 1 |
| Laurel | Xanthomonas | campestris (pruni) | Bacterial Leaf Spot | 2 |
| Laurustinus | Fungal Leafspot, Undetermined | 1 | ||
| Laurustinus | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Laurustinus | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Lavender | Botrytis | cinerea | Botrytis Blight | 1 |
| Lavender | Phytophthora | parasitica | Phytophthora Root/Stem Rot | 1 |
| Lavender | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Lavender | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Lavender | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Lavender | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 2 |
| Lavender | Thielaviopsis | basicola | Black Root Rot | 1 |
| Lawn | Fairy Ring Suspected | 1 | ||
| Lettuce | Botrytis | cinerea | Gray Mold | 1 |
| Lettuce | Rhizoctonia | solani | Rhizoctonia Damping-off | 1 |
| Leucanthemum | Rhizoctonia | solani | Rhizoctonia Root Rot | 1 |
| Leucothoe | Fungal Leafspot, Undetermined | 1 | ||
| Leucothoe | Powdery Mildew, Undetermined | 1 | ||
| Leucothoe, Coast | Microsphaera | sp. | Powdery Mildew | 1 |
| Leyland Cypress | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Ligularia | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Lilac | Insect Problem | 1 | ||
| Lilac | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Lily | Fungal Stem Rot, Undetermined | 1 | ||
| Lily | Root Rot, Undetermined | 1 | ||
| Lily | Colletotrichum | sp. | Anthracnose | 1 |
| Lily | Erwinia | sp. | Bacterial Soft Rot | 1 |
| Lily | Pythium | sp. | Pythium Root Rot | 1 |
| Lily | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Liriope | Colletotrichum | sp. | Anthracnose | 2 |
| Liriope | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Lisianthus | Botrytis | cinerea | Botrytis Blight | 1 |
| Lisianthus | Fusarium | solani | Fusarium Root/Stem Rot | 1 |
| Lisianthus | Pythium | sp. | Pythium Root Rot | 1 |
| Lobelia, Blue | Virus, Undetermined | 1 | ||
| Loosestrife, Garden | Botrytis | sp. | Botrytis Blight | 1 |
| Lupine | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Lupine | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Magnolia | Algal Leaf Spot | 2 | ||
| Magnolia | Root Rot, Undetermined | 1 | ||
| Magnolia, Saucer | Powdery Mildew, Undetermined | 1 | ||
| Magnolia, Southern | Cephalerous | sp. | Algal Leaf Spot | 1 |
| Mahonia | Sooty Mold | 1 | ||
| Mahonia | Colletotrichum | sp. | Anthracnose | 1 |
| Mahonia | Phyllosticta | sp. | Phyllosticta Leaf Spot | 1 |
| Mandevilla | Virus, Undetermined | 1 | ||
| Maple | Mushroom Root Rot Suspected | 1 | ||
| Maple | Armillaria | sp. | Armillaria Root Rot | 1 |
| Maple | Botrytis | cinerea | Botrytis Blight | 1 |
| Maple | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Maple | Cylindrosporium | sp. | Cylindrosporium Leaf Spot | 1 |
| Maple | Discula | sp. | Anthracnose | 2 |
| Maple | Pythium | sylvaticum | Pythium Root Rot | 1 |
| Maple | Rhizopus | stolonifer | Rhizopus Soft Rot | 1 |
| Maple, Japanese | Dieback, Undetermined | 1 | ||
| Maple, Japanese | Fungal Dieback, Undetermined | 1 | ||
| Maple, Japanese | Fungal Leafspot, Undetermined | 2 | ||
| Maple, Japanese | Lichens | 1 | ||
| Maple, Japanese | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Maple, Japanese | Discula | sp. | Anthracnose | 2 |
| Maple, Japanese | Phyllosticta | minima | Phyllosticta Leaf Spot | 1 |
| Maple, Japanese | Phyllosticta | sp. | Phyllosticta Leaf Spot | 1 |
| Maple, Japanese | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Maple, Norway | Cylindrosporium | sp. | Cylindrosporium Leaf Spot | 1 |
| Maple, Red | Botryosphaeria | dothidea | Botryosphaeria Canker | 1 |
| Maple, Red | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Maple, Red | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Maple, Red | Colletotrichum | sp. | Anthracnose | 1 |
| Maple, Red | Cylindrosporium | acerinum | Cylindrosporium Leaf Spot | 1 |
| Maple, Red | Cylindrosporium | sp. | Cylindrosporium Leaf Spot | 1 |
| Maple, Red | Discula | sp. | Anthracnose | 1 |
| Maple, Red | Ganoderma | lucidum | Wood Rot Fungus | 1 |
| Maple, Red | Phyllosticta | minima | Phyllosticta Leaf Spot | 2 |
| Maple, Silver | Climacodon | septentrionalis | Butt Rot | 1 |
| Maple, Sugar | Anthracnose, Undetermined | 1 | ||
| Maple, Sugar | Discula | sp. | Anthracnose | 1 |
| Maple, Sugar | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Marigold | Pythium | sp. | Pythium Root Rot | 2 |
| Marigold | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Melon | Acidovorax | avenae (citrulli) | Bacterial Fruit Blotch | 1 |
| Melon | Colletotrichum | orbiculare | Anthracnose | 2 |
| Melon | Didymella | bryoniae | Gummy Stem Blight | 1 |
| Melon | Fusarium | oxysporum | Fusarium Wilt | 1 |
| Melon | Fusarium | solani | Fusarium Root/Stem Rot | 1 |
| Melon | Fusarium | sp. | Fusarium Fruit Rot | 1 |
| Melon | Fusarium | sp. | Fusarium Wilt | 1 |
| Melon | Macrophomina | phaseolina | Charcoal Rot | 1 |
| Melon | Phytophthora | capsici | Phytophthora Fruit Rot | 1 |
| Million Bells | Pythium | sp. | Pythium Root Rot | 2 |
| Mimosa | Fusarium | oxysporum (pernicosum) | Mimosa Wilt | 1 |
| Mondo Grass | Insect Problem Suspected | 1 | ||
| Mondo Grass | Colletotrichum | sp. | Anthracnose | 1 |
| Morning Glory | Coleosporium | sp. | Rust | 1 |
| Mountain-laurel | Fungal Leafspot, Undetermined | 1 | ||
| Mountain-laurel | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Mulberry | Cercosporella | sp. | Cercosporella Leaf Spot | 1 |
| Mulch | Physarum | sp. | Slime Mold | 1 |
| Multiple Hosts, Ornamental | Insect Problem | 1 | ||
| Multiple Hosts, Ornamental | Erwinia | sp. | Bacterial Soft Rot | 1 |
| Multiple Hosts, Ornamental | Pythium | sp. | Pythium Root Rot | 2 |
| Multiple Hosts, Ornamental | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Multiple Hosts, Turf | Gaeumannomyces | sp. | Take-all Patch | 1 |
| Multiple Hosts, Vegetable | Slime Mold | 1 | ||
| Multiple Hosts, Vegetable | Cercospora | brassicicola | Cercospora Leaf Spot | 1 |
| Multiple Hosts, Vegetable | Colletotrichum | orbiculare | Anthracnose | 1 |
| Mustard | Albugo | candida | White Rust | 1 |
| Mustard | Cercosporella | brassicae | White Spot | 1 |
| Mustard | Erysiphe | cruciferarum | Powdery Mildew | 1 |
| Mustard | Pythium | sp. | Pythium Root Rot | 1 |
| Nandina | Root Rot, Undetermined | 2 | ||
| Nandina | Virus, Undetermined | 1 | ||
| Nandina | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Nandina | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Nephthytis | Pythium | sp. | Pythium Root Rot | 1 |
| Nephthytis | Xanthomonas | campestris | Bacterial Blight | 1 |
| Nicotiana Benthamiana | Impatiens Necrotic Spot Virus | Impatiens Necrotic Spot | 1 | |
| Nicotiana Benthamiana | Tobacco Mosaic Virus | Tobacco Mosaic | 1 | |
| Oak | Bacterial Scorch Suspected | 1 | ||
| Oak | Powdery Mildew, Undetermined | 1 | ||
| Oak | Armillaria | tabescens | Mushroom Root Rot | 1 |
| Oak | Discula | quercina | Anthracnose | 1 |
| Oak | Ganoderma | sp. | Wood Rot Fungus | 1 |
| Oak | Septobasidium | sp. | Sooty Mold | 1 |
| Oak | Taphrina | caerulescens | Leaf Blister | 3 |
| Oak | Taphrina | deformans | Leaf Curl | 1 |
| Oak | Tubakia | dryina | Tubakia Leaf Spot | 1 |
| Oak | Xylella | fastidiosa | Bacterial Scorch | 1 |
| Oak, Black | Inonotus | dryadeus | Wood Rot Fungus | 1 |
| Oak, Laurel | Taphrina | caerulescens | Leaf Blister | 2 |
| Oak, Live | Lichens | 1 | ||
| Oak, Live | Powdery Mildew, Undetermined | 1 | ||
| Oak, Live | Taphrina | caerulescens | Leaf Blister | 3 |
| Oak, Pin | Xylella | fastidiosa | Bacterial Scorch | 1 |
| Oak, Red | Armillaria | sp. | Armillaria Root Rot | 1 |
| Oak, Red | Xylella | fastidiosa | Bacterial Scorch | 2 |
| Oak, Water | Elsinoe | sp. | Spot Anthracnose | 1 |
| Oak, Water | Taphrina | caerulescens | Leaf Blister | 1 |
| Oak, White | Armillaria | sp. | Armillaria Root Rot | 1 |
| Oak, White | Colletotrichum | sp. | Anthracnose | 1 |
| Oak, White | Ganoderma | curtisii | Wood Rot Fungus | 1 |
| Oak, Willow | Colletotrichum | sp. | Anthracnose | 1 |
| Oak, Willow | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Oak, Willow | Taphrina | sp. | Leaf Blister | 1 |
| Oats | Ustilago | avenae | Loose Smut | 1 |
| Okra | Fusarium | oxysporum | Fusarium Wilt | 1 |
| Okra | Fusarium | sp. | Fusarium Wilt | 1 |
| Okra | Meloidogyne | sp. | Nematodes, Root Knot | 3 |
| Okra | Pythium | sp. | Pythium Root Rot | 1 |
| Okra | Ralstonia | solanacearum | Southern Bacterial Wilt | 1 |
| Okra | Rhizoctonia | solani | Rhizoctonia Damping-off | 1 |
| Okra | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Oleander | Botryosphaeria | dothidea | Botryosphaeria Dieback | 1 |
| Onion | Fusarium | sp. | Fusarium Basal Plate Rot | 1 |
| Onion | Pythium | sp. | Pythium Root Rot | 1 |
| Onion | Stemphylium | vesicarium | Stemphylium Leaf Blight | 1 |
| Orchardgrass | Colletotrichum | graminicola | Anthracnose | 1 |
| Orchardgrass | Stagonospora | sp. | Red Blotch | 1 |
| Orchid, Cattleya | Sooty Mold | 1 | ||
| Ornamental, Woody | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Ornamental, Woody | Aphelenchoides | sp. | Nematodes, Foliar | 1 |
| Oxalis | Nematodes, Undetermined | 1 | ||
| Oxalis | Puccinia | sp. | Rust | 2 |
| Pachysandra | Volutella | pachysandrae | Volutella Blight | 4 |
| Palm, Fan | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Pansy | Anthracnose, Undetermined | 1 | ||
| Pansy | Pythium Root Rot Suspected | 3 | ||
| Pansy | Botrytis | cinerea | Botrytis Blight | 1 |
| Pansy | Botrytis | sp. | Botrytis Blight | 1 |
| Pansy | Cercospora | sp. | Cercospora Leaf Spot | 2 |
| Pansy | Colletotrichum | sp. | Anthracnose | 2 |
| Pansy | Myrothecium | sp. | Myrothecium Blight | 2 |
| Pansy | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Pansy | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Pansy | Pythium | sp. | Pythium Root Rot | 6 |
| Pansy | Pythium | sp. | Pythium Root/Crown Rot | 1 |
| Pansy | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Pansy | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 2 |
| Pansy | Rhizoctonia | solani | Web Blight | 1 |
| Pansy | Thielaviopsis | basicola | Black Root Rot | 34 |
| Papaya | Powdery Mildew, Undetermined | 1 | ||
| Parsley | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Pea | Ascochyta | sp. | Ascochyta Leaf Spot | 1 |
| Pea | Fusarium | oxysporum | Fusarium Root Rot | 1 |
| Pea | Fusarium | sp. | Fusarium Root/Stem Rot | 1 |
| Pea | Pythium | sp. | Pythium Root Rot | 2 |
| Pea | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Pea | Rhizoctonia | solani | Rhizoctonia Damping-off | 1 |
| Pea | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Pea | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Peach | Insect Problem | 1 | ||
| Peach | Virus, Undetermined | 1 | ||
| Peach | Cladosporium | carpophilum | Scab | 2 |
| Peach | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Peach | Monilinia | fructicola | Brown Rot | 2 |
| Peach | Pseudomonas | syringae | Bacterial Canker | 1 |
| Peanut | Cercospora | arachidicola | Early Leaf Spot | 2 |
| Peanut | Cylindrocladium | parasiticum | Cylindrocladium Black Rot | 6 |
| Peanut | Cylindrocladium | parasiticum | Red Crown Rot | 1 |
| Peanut | Diplodia | gossypina | Diplodia Collar Rot | 1 |
| Peanut | Rhizoctonia | solani | Rhizoctonia Pod Rot | 1 |
| Peanut | Sclerotium | rolfsii | Southern Blight | 1 |
| Peanut | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 9 |
| Pear | Entomosporium | sp. | Entomosporium Leaf Spot | 1 |
| Pear | Gymnosporangium | clavipes | Quince Rust | 1 |
| Pear, Ornamental | Fungal Leafspot, Undetermined | 2 | ||
| Pear, Ornamental | Entomosporium | sp. | Entomosporium Fruit Spot | 1 |
| Pear, Ornamental | Entomosporium | sp. | Entomosporium Leaf Spot | 2 |
| Pear, Ornamental | Erwinia | amylovora | Fire Blight | 2 |
| Pear, Ornamental | Gymnosporangium | sp. | Rust | 1 |
| Pear, Ornamental | Phoma | sp. | Phoma Leaf Spot | 1 |
| Pecan | Insect Problem | 1 | ||
| Pecan | Insect Problem Suspected | 1 | ||
| Pecan | Powdery Mildew, Undetermined | 1 | ||
| Pecan | Wood Rot Fungus, Undetermined | 1 | ||
| Pecan | Cladosporium | caryigenum | Scab | 8 |
| Pecan | Gnomonia | sp. | Leaf Blotch | 1 |
| Pecan | Microsphaera | sp. | Powdery Mildew | 3 |
| Peony | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Peony | Cladosporium | sp. | Cladosporium Leaf Spot | 3 |
| Peony | Sclerotinia | sclerotiorum | Sclerotinia Stem Rot | 1 |
| Pepper | Bacterial Leaf Spot, Undetermined | 1 | ||
| Pepper | Insect Problem | 1 | ||
| Pepper | Pythium Root Rot Suspected | 1 | ||
| Pepper | Virus, Undetermined | 1 | ||
| Pepper | Alternaria | solani | Alternaria Leaf Spot | 1 |
| Pepper | Colletotrichum | sp. | Anthracnose | 1 |
| Pepper | Colletotrichum | sp. | Anthracnose Fruit Rot | 5 |
| Pepper | Erwinia | carotovora | Bacterial Soft Rot | 3 |
| Pepper | Erwinia | carotovora (carotovora) | Bacterial Soft Rot | 1 |
| Pepper | Erwinia | sp. | Bacterial Soft Rot | 2 |
| Pepper | Fusarium | oxysporum (vasinfectum) | Fusarium Wilt | 1 |
| Pepper | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Pepper | Phytophthora | capsici | Phytophthora Root/Crown Rot | 3 |
| Pepper | Phytophthora | capsici | Phytophthora Stem Rot | 1 |
| Pepper | Phytophthora | sp. | Phytophthora Root/Stem Rot | 3 |
| Pepper | Phytophthora | sp. | Phytophthora Stem Rot | 1 |
| Pepper | Rhizoctonia | solani | Rhizoctonia Damping-off | 2 |
| Pepper | Rhizoctonia | solani | Rhizoctonia Stem Canker | 1 |
| Pepper | Sclerotium | rolfsii | Southern Blight | 2 |
| Pepper | Sclerotium | rolfsii | Southern Stem Rot | 1 |
| Pepper | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 6 |
| Pepper | Xanthomonas | campestris (camp) | Bacterial Leaf Spot | 2 |
| Pepper | Xanthomonas | campestris (vesicatoria) | Bacterial Spot | 7 |
| Pepperweed | Peronospora | parasitica | Downy Mildew | 1 |
| Periwinkle, Common | Botrytis | sp. | Botrytis Blight | 1 |
| Periwinkle, Common | Phoma | sp. | Phoma Blight | 5 |
| Periwinkle, Common | Phyllosticta | sp. | Phyllosticta Leaf Spot | 1 |
| Periwinkle, Common | Phytophthora | sp. | Phytophthora Blight | 1 |
| Periwinkle, Common | Pythium | sp. | Pythium Blight | 1 |
| Periwinkle, Common | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 2 |
| Periwinkle, Common | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Periwinkle, Large | Leaf Spot, Undetermined | 1 | ||
| Periwinkle, Large | Phytophthora Blight Suspected | 1 | ||
| Periwinkle, Madagascar | Phytophthora | parasitica | Phytophthora Blight | 3 |
| Periwinkle, Madagascar | Phytophthora | sp. | Phytophthora Blight | 4 |
| Periwinkle, Madagascar | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Periwinkle, Madagascar | Phytophthora | sp. | Phytophthora Stem Rot | 2 |
| Periwinkle, Madagascar | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Periwinkle, Madagascar | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Periwinkle, Madagascar | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Periwinkle, Madagascar | Thielaviopsis | basicola | Black Root Rot | 1 |
| Persian Violet | Botrytis | sp. | Botrytis Blight | 1 |
| Petunia | Fusarium | sp. | Fusarium Root/Stem Rot | 1 |
| Petunia | Fusarium | sp. | Fusarium Stem Rot | 1 |
| Petunia | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Petunia | Phytophthora | parasitica | Phytophthora Root/Crown Rot | 2 |
| Petunia | Phytophthora | sp. | Phytophthora Root Rot | 6 |
| Petunia | Phytophthora | sp. | Phytophthora Root/Crown Rot | 1 |
| Petunia | Pythium | sp. | Pythium Root Rot | 3 |
| Petunia | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 5 |
| Petunia | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Petunia | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 2 |
| Philodendron | Pseudomonas | sp. | Pseudomonas Leaf Spot | 1 |
| Phlox | Erysiphe | sp. | Powdery Mildew | 1 |
| Phlox, Moss | Cladosporium | sp. | Cladosporium Leaf Spot | 1 |
| Phlox, Moss | Colletotrichum | sp. | Anthracnose | 1 |
| Phlox, Moss | Rhizoctonia | solani | Rhizoctonia Crown And Stem Rot | 1 |
| Phlox, Moss | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Phlox, Perennial | Powdery Mildew, Undetermined | 1 | ||
| Phlox, Perennial | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Photinia | Armillaria | sp. | Mushroom Root Rot | 2 |
| Photinia | Entomosporium | sp. | Entomosporium Leaf Spot | 5 |
| Pieris | Phytophthora | parasitica | Phytophthora Blight | 1 |
| Pieris | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Pieris, Japanese | Fungal Dieback, Undetermined | 1 | ||
| Pieris, Japanese | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Pieris, Japanese | Phomopsis | sp. | Phomopsis Dieback | 1 |
| Pieris, Japanese | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Pine, Japanese Black | Bursaphelenchus | xylophilus | Nematodes, Pine Wood | 1 |
| Pine, Loblolly | Cronartium | quercuum | Fusiform Rust | 1 |
| Pine, Loblolly | Fusarium | oxysporum | Fusarium Root Rot | 1 |
| Pine, Loblolly | Ploioderma | lethale | Needle Cast | 1 |
| Pine, Longleaf | Mycosphaerella | dearnessii | Brown Spot | 1 |
| Pine, Mugo | Needle Cast, Undetermined | 1 | ||
| Pine, Mugo | Root Rot, Undetermined | 1 | ||
| Pine, Virginia | Gibberella | circinata | Pitch Canker Suspected | 1 |
| Pine, Virginia | Ophiostoma | ulmi | Dutch Elm Disease | 1 |
| Pine, White | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Pittosporum, Japanese | Root Rot, Undetermined | 1 | ||
| Pittosporum, Japanese | Sooty Mold | 1 | ||
| Pittosporum, Japanese | Fusicoccum | sp. | Fusicoccum dieback | 1 |
| Plum | Bacterial Leaf Spot, Undetermined | 1 | ||
| Plum | Apiosporina | morbosa | Black Knot | 3 |
| Plum | Monilinia | fructicola | Brown Rot | 1 |
| Podocarpus | Root Rot, Undetermined | 1 | ||
| Poinsettia | Bacterial Blight, Undetermined | 1 | ||
| Poinsettia | Bacterial Soft Rot, Suspected | 1 | ||
| Poinsettia | Pythium Root Rot Suspected | 1 | ||
| Poinsettia | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Poinsettia | Botrytis | cinerea | Botrytis Blight | 2 |
| Poinsettia | Botrytis | sp. | Botrytis Blight | 1 |
| Poinsettia | Fusarium | sp. | Fusarium Crown Rot | 1 |
| Poinsettia | Fusarium | sp. | Fusarium Root Rot | 1 |
| Poinsettia | Pythium | aphanidermatum | Pythium Root Rot | 1 |
| Poinsettia | Pythium | sp. | Pythium Root Rot | 1 |
| Poinsettia | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Poinsettia | Rhizoctonia | solani | Rhizoctonia Stem Canker | 1 |
| Poinsettia | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Poinsettia | Sphaceloma | sp. | Scab | 5 |
| Pomegranate | Fruit Rot, Undetermined | 1 | ||
| Potato | Alternaria | solani | Early Blight | 1 |
| Potato | Erwinia | carotovora | Bacterial Soft Rot | 1 |
| Potato | Fusarium | solani | Fusarium Dry Rot | 1 |
| Potato | Geotrichum | candidum | Sour Rot | 1 |
| Potato | Sclerotinia | sp. | White Mold | 1 |
| Potato | Streptomyces | scabies | Scab | 3 |
| Potato | Streptomyces | sp. | Scab | 2 |
| Pothos | Sphaerobolus | stellatus | Artillery Fungus | 1 |
| Primrose | Tospovirus, Undetermined | Tospovirus, Undetermined | 1 | |
| Privet | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Privet, Chinese | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Privet, Waxleaf | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Prunus, Undetermined | Apiosporina | morbosa | Black Knot | 1 |
| Pumpkin | Mosaic Virus, Undetermined | 1 | ||
| Pumpkin | Powdery Mildew, Undetermined | 1 | ||
| Pumpkin | Virus, Undetermined | 1 | ||
| Pumpkin | Erwinia | chrysanthemi | Bacterial Stem/root Rot | 1 |
| Pumpkin | Fusarium | solani (cucurbitae) | Fusarium Crown/foot Rot | 1 |
| Pumpkin | Microdochium | tabacinum | Microdochium Blight | 1 |
| Pumpkin | Pseudoperonospora | cubensis | Downy Mildew | 5 |
| Pumpkin | Sphaerotheca | fuliginea | Powdery Mildew | 2 |
| Pyracantha | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Rain Lily | Rhizoctonia | solani | Rhizoctonia Bulb Rot | 1 |
| Rain tree | Phyllosticta | sp. | Phyllosticta Leaf Spot | 1 |
| Ranunculus | Bacterial Leaf Spot, Undetermined | 1 | ||
| Raspberry | Fungal Canker, Undetermined | 1 | ||
| Raspberry | Rust, Undetermined | 1 | ||
| Raspberry | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Raspberry | Pucciniastrum | americanum | Late Leaf Rust | 1 |
| Redbud | Root Rot, Undetermined | 1 | ||
| Redbud | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Redcedar, Eastern | Cercosporidium | sequoiae | Cercospora Leaf Spot | 1 |
| Redcedar, Eastern | Gymnosporangium | clavipes | Quince Rust | 1 |
| Redwood, Dawn | Fusarium | sp. | Fusarium Canker | 1 |
| Rhododendron | Botryosphaeria Dieback Suspected | 1 | ||
| Rhododendron | Insect Problem | 1 | ||
| Rhododendron | Phytophthora Root Rot Suspected | 1 | ||
| Rhododendron | Root Rot, Undetermined | 3 | ||
| Rhododendron | Botryosphaeria | dothidea | Botryosphaeria Dieback | 1 |
| Rhododendron | Botryosphaeria | sp. | Botryosphaeria Dieback | 4 |
| Rhododendron | Botrytis | cinerea | Botrytis Dieback | 2 |
| Rhododendron | Glomerella | cingulata | Anthracnose | 1 |
| Rhododendron | Phytophthora | cinnamomi | Phytophthora Root Rot | 2 |
| Rhododendron | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Rhododendron | Pratylenchus | sp. | Nematodes, Lesion | 4 |
| Rhododendron | Pythium | sylvaticum | Pythium Root Rot | 1 |
| Rhododendron | Tylenchorhynchus | sp. | Nematodes, Stunt | 5 |
| Rhododendron, Rosebay | Phytophthora Root Rot Suspected | 1 | ||
| Rhododendron, Rosebay | Botryosphaeria | dothidea | Botryosphaeria Dieback | 1 |
| Rice | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Rocket, Dame*s | Rhizoctonia | solani | Rhizoctonia Crown And Stem Rot | 1 |
| Rocket, Dame*s | Sclerotinia | sp. | Sclerotinia Stem Rot | 1 |
| Rose | Crown Gall Suspected | 1 | ||
| Rose | Fungal Canker, Undetermined | 5 | ||
| Rose | Root Rot, Undetermined | 1 | ||
| Rose | Virus, Undetermined | 1 | ||
| Rose | Agrobacterium | tumefaciens | Crown Gall | 2 |
| Rose | Armillaria | mellea | Mushroom Root Rot | 1 |
| Rose | Armillaria | sp. | Mushroom Root Rot | 1 |
| Rose | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Rose | Botrytis | cinerea | Botrytis Blight | 2 |
| Rose | Botrytis | sp. | Botrytis Blight | 1 |
| Rose | Colletotrichum | sp. | Anthracnose | 2 |
| Rose | Coniothyrium | sp. | Common Canker | 1 |
| Rose | Marssonina | rosae | Black Spot | 1 |
| Rose | Peronospora | sparsa | Downy Mildew | 3 |
| Rose | Phytophthora | sp. | Phytophthora Root/Crown Rot | 1 |
| Rose | Pythium | sp. | Pythium Root Rot | 2 |
| Rose | Rose Mosaic Virus | Rose Mosaic | 2 | |
| Rose | Sphaerotheca | sp. | Powdery Mildew | 1 |
| Rose-of-sharon | Bacterial Leaf Spot, Undetermined | 1 | ||
| Rosemary | Colletotrichum | sp. | Anthracnose | 1 |
| Rosemary | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Rosemary | Pythium | sp. | Pythium Root Rot | 2 |
| Rosemary | Thielaviopsis | basicola | Black Root Rot | 1 |
| Ryegrass | Helminthosporium- | like fungi | Helminthosporium Leaf Spot | 1 |
| Ryegrass | Rhizoctonia | solani | Rhizoctonia Blight | 1 |
| Ryegrass | Rhizoctonia | sp. | Brown Patch | 2 |
| Ryegrass, Annual | Rhizoctonia | solani | Brown Patch | 1 |
| Sage | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Salvia | Bacterial Leaf Spot, Undetermined | 1 | ||
| Salvia | Fungal Leafspot, Undetermined | 2 | ||
| Salvia | Powdery Mildew, Undetermined | 1 | ||
| Salvia | Root Rot, Undetermined | 1 | ||
| Salvia | Saprophytic Fungus | 1 | ||
| Salvia | Botrytis | cinerea | Botrytis Blight | 1 |
| Salvia | Botrytis | sp. | Botrytis Blight | 1 |
| Salvia | Impatiens Necrotic Spot Virus | Impatiens Necrotic Spot | 1 | |
| Salvia | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Salvia | Phytophthora | parasitica | Phytophthora Root Rot | 1 |
| Salvia | Pythium | sp. | Pythium Root Rot | 6 |
| Salvia | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 2 |
| Salvia | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Scotch Broom | Thielaviopsis | basicola | Black Root Rot | 1 |
| Sedge | Fungal Leafspot, Undetermined | 1 | ||
| Sedge | Rhizoctonia | sp. | Rhizoctonia Leaf Spot | 1 |
| Sedge | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Sedum | Botrytis | cinerea | Botrytis Blight | 1 |
| Sedum | Phytophthora | parasitica | Phytophthora Root/Stem Rot | 1 |
| Sedum | Pythium | sp. | Pythium Root Rot | 1 |
| Sedum | Rhizoctonia | solani | Rhizoctonia Root Rot | 1 |
| Sedum | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Shamrock, Irish | Virus, Undetermined | 1 | ||
| Smilax | Gloeosporium | sp. | Anthracnose | 1 |
| Snapdragon | Puccinia | antirrhini | Rust | 1 |
| Snapdragon | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Snapdragon | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Solomon*s-seal | Sphaeropsis | sp. | Sphaeropsis Leaf Spot | 1 |
| South American jelly palm | Fungal Leafspot, Undetermined | 1 | ||
| Soybean | Brown Rot Suspected | 1 | ||
| Soybean | Insect Problem | 1 | ||
| Soybean | Cercospora | kikuchii | Purple Stain | 1 |
| Soybean | Cercospora | sojina | Frogeye Leaf Spot | 1 |
| Soybean | Colletotrichum | sp. | Anthracnose | 1 |
| Soybean | Cylindrocladium | parasiticum | Red Crown Rot | 1 |
| Soybean | Heterodera | glycines | Nematodes, Cyst | 3 |
| Soybean | Phomopsis | sp. | Phomopsis Seed Decay | 2 |
| Soybean | Phytophthora | sojae | Phytophthora Root Rot | 1 |
| Soybean | Phytophthora | sojae | Phytophthora Root/Stem Rot | 6 |
| Soybean | Pratylenchus | sp. | Nematodes, Lesion | 1 |
| Soybean | Pythium | sp. | Pythium Root Rot | 5 |
| Soybean | Rhizoctonia | solani | Rhizoctonia Damping-off | 1 |
| Soybean | Rhizoctonia | solani | Rhizoctonia Root Rot | 1 |
| Soybean | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 3 |
| Soybean | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Soybean | Sclerotium | rolfsii | Sclerotial Blight | 1 |
| Soybean | Septoria | glycines | Brown Spot | 1 |
| Soybean | Xanthomonas | campestris (glyc) | Bacterial Pustule | 1 |
| Speedwell | Botrytis | cinerea | Botrytis Blight | 1 |
| Speedwell | Pythium | sp. | Pythium Root Rot | 2 |
| Speedwell | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Speedwell | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Spinach | Insect Problem | 1 | ||
| Spinach | Pythium | sp. | Pythium Damping-off | 1 |
| Spirea | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Spirea | Phytophthora | sp. | Phytophthora Crown Rot | 1 |
| Spirea | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Spruce | Root Rot, Undetermined | 1 | ||
| Spruce | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Spruce | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Spruce | Rhizosphaera | kalkhoffii | Rhizosphaera Needle Cast | 1 |
| Spruce, White | Root Rot, Undetermined | 1 | ||
| Spruce, White | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Spruce, White | Pythium | sylvaticum | Pythium Root Rot | 1 |
| Spruce, White | Stigmina | lautii | Stigmina Needle Blight | 1 |
| Squash | Powdery Mildew, Undetermined | 1 | ||
| Squash | Colletotrichum | orbiculare | Anthracnose | 1 |
| Squash | Didymella | bryoniae | Gummy Stem Blight | 1 |
| Squash | Erwinia | tracheiphila | Bacterial Wilt | 1 |
| Squash | Fusarium | solani (cucurbitae) | Fusarium Crown/foot Rot | 1 |
| Squash | Microdochium | tabacinum | Microdochium Blight | 1 |
| Squash | Phytophthora | capsici | Phytophthora Blight | 1 |
| Squash | Phytophthora | sp. | Phytophthora Crown Rot | 1 |
| Squash | Pythium | sp. | Pythium Root Rot | 1 |
| Squash | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Squash | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| St. Augustinegrass | Crown Rot, Undetermined | 1 | ||
| St. Augustinegrass | Ascochyta | sp. | Ascochyta Leaf Spot | 1 |
| St. Augustinegrass | Curvularia | sp. | Curvularia Leaf Spot | 1 |
| St. Augustinegrass | Gaeumannomyces | sp. | Take-all Patch | 1 |
| St. Augustinegrass | Rhizoctonia | sp. | Brown Patch | 1 |
| St.-john*s-wort | Powdery Mildew, Undetermined | 1 | ||
| St.-john*s-wort | Root Rot, Undetermined | 2 | ||
| St.-john*s-wort | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| St.-john*s-wort | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| St.-john*s-wort | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| St.-john*s-wort | Uromyces | triquetrus | Rust | 1 |
| Starfish Flower | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 1 |
| Stock | Pythium | sp. | Pythium Root Rot | 1 |
| Stock | Xanthomonas | campestris (icanae) | Bacterial Blight | 2 |
| Stokes Aster | Fungal Leafspot, Undetermined | 1 | ||
| Stokes Aster | Fusarium | sp. | Fusarium Crown Rot | 1 |
| Stokes Aster | Rhizoctonia | solani | Rhizoctonia Crown Rot | 1 |
| Stokes Aster | Sclerotium | rolfsii | Southern Blight | 1 |
| Strawberry | Anthracnose Suspected | 1 | ||
| Strawberry | Black Root Rot Complex | 3 | ||
| Strawberry | Crown Rot, Undetermined | 1 | ||
| Strawberry | Insect Problem Suspected | 1 | ||
| Strawberry | Insect/mite Problem Suspected | 1 | ||
| Strawberry | Powdery Mildew Suspected | 1 | ||
| Strawberry | Powdery Mildew, Undetermined | 4 | ||
| Strawberry | Slime Mold | 1 | ||
| Strawberry | Alternaria | sp. | Black Spot | 1 |
| Strawberry | Botrytis | cinerea | Botrytis Crown Rot | 6 |
| Strawberry | Botrytis | cinerea | Gray Mold | 2 |
| Strawberry | Cercospora | sp. | Cercospora Leaf Spot | 1 |
| Strawberry | Colletotrichum | acutatum | Anthracnose | 24 |
| Strawberry | Colletotrichum | acutatum | Anthracnose Fruit Rot | 5 |
| Strawberry | Colletotrichum | fragariae | Anthracnose | 1 |
| Strawberry | Colletotrichum | gloeosporioides | Anthracnose | 3 |
| Strawberry | Colletotrichum | sp. | Anthracnose Crown Rot | 2 |
| Strawberry | Diplocarpon | earliana | Leaf Scorch | 1 |
| Strawberry | Fusarium | sp. | Fusarium Crown Rot | 1 |
| Strawberry | Fusarium | sp. | Fusarium Root/Crown Rot | 1 |
| Strawberry | Gnomonia | sp. | Leaf Blotch | 2 |
| Strawberry | Mycosphaerella | fragariae | Common Leaf Spot | 2 |
| Strawberry | Phoma | sp. | Phoma Blight | 1 |
| Strawberry | Phomopsis | obscurans | Phomopsis Leaf Blight | 3 |
| Strawberry | Phomopsis | sp. | Phomopsis Leaf Blight | 1 |
| Strawberry | Phytophthora | cactorum | Crown Rot | 14 |
| Strawberry | Phytophthora | sp. | Phytophthora Crown Rot | 6 |
| Strawberry | Pythium | sp. | Pythium Root Rot | 2 |
| Strawberry | Rhizoctonia | solani | Rhizoctonia Crown Rot | 1 |
| Strawberry | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 4 |
| Strawberry | Sphaerotheca | macularis | Powdery Mildew | 6 |
| Strawberry | Verticillium | sp. | Verticillium Wilt | 4 |
| Strawberry | Xanthomonas | fragariae | Angular Leaf Spot | 2 |
| Sunflower | Fungal Leafspot, Undetermined | 1 | ||
| Sunflower | Colletotrichum | gloeosporioides | Anthracnose | 1 |
| Sunflower | Puccinia | helianthi | Rust | 1 |
| Sweet Flag | Fungal Leafspot, Undetermined | 1 | ||
| Sweet Gum | Leaf Spot, Undetermined | 1 | ||
| Sweet Gum | Virus, Undetermined | 1 | ||
| Sweet Gum | Armillaria | sp. | Armillaria Root Rot | 1 |
| Sweet Gum | Botryosphaeria | dothidea | Botryosphaeria Canker | 1 |
| Sweet Gum | Botryosphaeria | sp. | Botryosphaeria Canker | 1 |
| Sweet William | Botrytis | sp. | Botrytis Blight | 1 |
| Sweet William | Fusarium | sp. | Fusarium Crown Rot | 1 |
| Sweetpotato | Insect Problem Suspected | 1 | ||
| Sweetpotato | Slime Mold | 1 | ||
| Sweetpotato | Albugo | ipomoeae-panduranae | White Rust | 1 |
| Sweetpotato | Diplodia | gossypina | Java Black Rot | 1 |
| Sweetpotato | Erwinia | chrysanthemi | Bacterial Stem/root Rot | 2 |
| Sweetpotato | Fusarium | oxysporum | Fusarium Root Rot | 1 |
| Sweetpotato | Fusarium | solani | Fusarium Root Rot | 1 |
| Sweetpotato | Fusarium | solani | Fusarium Root/Stem Rot | 1 |
| Sweetpotato | Fusarium | sp. | Fusarium Surface Rot | 4 |
| Sweetpotato | Geotrichum | candidum | Sour Rot | 1 |
| Sweetpotato | Meloidogyne | sp. | Nematodes, Root Knot | 4 |
| Sweetpotato | Monilochaetes | infuscans | Scurf | 7 |
| Sweetpotato | Rhizopus | stolonifer | Rhizopus Soft Rot | 2 |
| Sweetpotato | Streptomyces | ipomoea | Streptomyces Soil Rot | 1 |
| Sweetpotato | Sweetpotato Feathery Mottle | virus | Sweetpotato Feathery Mottle | 2 |
| Sweetpotato | Trichoderma | sp. | Punky Rot | 1 |
| Sweetspire, Virginia | Fungal Leafspot, Undetermined | 1 | ||
| Sycamore | Apiognomonia | veneta | Anthracnose | 1 |
| Sycamore | Xylella | fastidiosa | Bacterial Scorch | 1 |
| Tobacco | Bacterial Soft Rot, Undetermined | 1 | ||
| Tobacco | Black Shank Suspected | 3 | ||
| Tobacco | Insect Problem | 1 | ||
| Tobacco | Insect Problem Suspected | 1 | ||
| Tobacco | Slime Mold | 1 | ||
| Tobacco | Tobacco Etch Suspected | 2 | ||
| Tobacco | Tomato Spotted Wilt Suspected | 1 | ||
| Tobacco | Virus, Undetermined | 1 | ||
| Tobacco | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Tobacco | Erwinia | carotovora | Bacterial Soft Rot | 1 |
| Tobacco | Erwinia | sp. | Bacterial Soft Rot | 3 |
| Tobacco | Erwinia | sp. | Hollow Stalk | 2 |
| Tobacco | Fusarium | oxysporum | Fusarium Wilt | 2 |
| Tobacco | Fusarium | sp. | Fusarium Root/Stem Rot | 1 |
| Tobacco | Fusarium | sp. | Fusarium Wilt | 2 |
| Tobacco | Meloidogyne | sp. | Nematodes, Root Knot | 4 |
| Tobacco | Olpidium | brassicae | Olpidium Root Rot | 1 |
| Tobacco | Peronospora | tabacina | Blue Mold | 21 |
| Tobacco | Physiological | problem | Ghost Spot | 4 |
| Tobacco | Phytophthora | parasitica | Black Shank | 14 |
| Tobacco | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Tobacco | Potato | virus y | Potato Virus Y | 4 |
| Tobacco | Potyvirus, Undetermined | Potyvirus, Undetermined | 2 | |
| Tobacco | Pratylenchus | sp. | Nematodes, Lesion | 1 |
| Tobacco | Pseudomonas | solanacearum | Granville Wilt | 2 |
| Tobacco | Pseudomonas | syringae /tabaci | Angular Leaf Spot | 2 |
| Tobacco | Pythium | dissotocum | Pythium Root Rot | 1 |
| Tobacco | Pythium | sp. | Pythium Damping-off | 1 |
| Tobacco | Pythium | sp. | Pythium Root Rot | 16 |
| Tobacco | Pythium | sp. | Pythium Root/Crown Rot | 1 |
| Tobacco | Pythium | sp. | Pythium Root/Stem Rot | 3 |
| Tobacco | Pythium | sp. | Pythium Stem Rot | 8 |
| Tobacco | Ralstonia | solanacearum | Granville Wilt | 18 |
| Tobacco | Ralstonia | solanacearum | Granville Wilt Suspected | 1 |
| Tobacco | Rhizoctonia | solani | Rhizoctonia Damping-off | 1 |
| Tobacco | Rhizoctonia | solani | Rhizoctonia Root Rot | 2 |
| Tobacco | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Tobacco | Rhizoctonia | solani | Sore Shin | 5 |
| Tobacco | Rhizoctonia | solani | Target Spot | 7 |
| Tobacco | Rhizoctonia | sp. | Damping-off | 1 |
| Tobacco | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 3 |
| Tobacco | Sclerotinia | sclerotiorum | Collar Rot | 2 |
| Tobacco | Sclerotinia | sp. | Collar Rot | 1 |
| Tobacco | Sclerotium | rolfsii | Southern Stem Rot | 1 |
| Tobacco | Tobacco Etch | virus | Tobacco Etch | 3 |
| Tobacco | Tobacco Mosaic Virus | Tobacco Mosaic | 12 | |
| Tobacco | Tobacco Ringspot | virus | Tobacco Ringspot | 1 |
| Tobacco | Tobacco Streak Virus | Tobacco Streak | 3 | |
| Tobacco | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 17 |
| Tobacco, Ornamental | Bacterial Leaf Spot, Undetermined | 1 | ||
| Tomatillo | Virus, Undetermined | 1 | ||
| Tomato | Bacterial Leaf Spot, Undetermined | 2 | ||
| Tomato | Bacterial Soft Rot, Undetermined | 1 | ||
| Tomato | Bacterial Speck Suspected | 1 | ||
| Tomato | Bacterial Spot Suspected | 1 | ||
| Tomato | Cucumber Mosaic Virus Suspected | 1 | ||
| Tomato | Insect Problem | 1 | ||
| Tomato | Insect Problem Suspected | 1 | ||
| Tomato | Insect/mite Problem | 3 | ||
| Tomato | Insect/mite Problem Suspected | 2 | ||
| Tomato | Powdery Mildew, Undetermined | 1 | ||
| Tomato | Sooty Mold | 1 | ||
| Tomato | Virus, Undetermined | 1 | ||
| Tomato | Walnut Wilt Suspected | 1 | ||
| Tomato | Agrobacterium | tumefaciens | Crown Gall | 1 |
| Tomato | Alternaria | alternata | Black Mold Rot | 1 |
| Tomato | Alternaria | solani | Alternaria Leaf Spot | 1 |
| Tomato | Alternaria | solani | Early Blight | 6 |
| Tomato | Alternaria | sp. | Alternaria Leaf Spot | 1 |
| Tomato | Botrytis | cinerea | Botrytis Blight | 2 |
| Tomato | Botrytis | cinerea | Botrytis Canker | 1 |
| Tomato | Botrytis | cinerea | Botrytis Fruit Rot | 1 |
| Tomato | Botrytis | sp. | Botrytis Fruit Rot | 1 |
| Tomato | Cladosporium | sp. | Cladosporium Mold | 1 |
| Tomato | Clavibacter | michiganensis subsp mich. | Bacterial Canker | 2 |
| Tomato | Colletotrichum | sp. | Anthracnose Fruit Rot | 1 |
| Tomato | Erwinia | carotovora | Hollow Stalk | 1 |
| Tomato | Erwinia | sp. | Bacterial Soft Rot | 1 |
| Tomato | Erysiphe | cichoracearum | Powdery Mildew | 1 |
| Tomato | Erysiphe | sp. | Powdery Mildew | 2 |
| Tomato | Fulvia | fulva | Leaf Mold | 2 |
| Tomato | Fusarium | oxysporum | Fusarium Wilt | 1 |
| Tomato | Fusarium | oxysporum (lycopersici) | Fusarium Wilt | 2 |
| Tomato | Fusarium | sp. | Fusarium Root/Crown Rot | 1 |
| Tomato | Fusarium | sp. | Fusarium Wilt | 1 |
| Tomato | Geotrichum | candidum | Sour Rot | 1 |
| Tomato | Meloidogyne | sp. | Nematodes, Root Knot | 3 |
| Tomato | Oidium | sp. | Powdery Mildew | 1 |
| Tomato | Phoma | destructiva | Phoma Rot | 1 |
| Tomato | Phytophthora | parasitica | Buckeye Rot | 2 |
| Tomato | Pseudomonas | corrugata | Pith Necrosis | 9 |
| Tomato | Pseudomonas | solanacearum | Southern Bacterial Wilt | 3 |
| Tomato | Pseudomonas | syringae /tomato | Bacterial Speck | 5 |
| Tomato | Pythium | sp. | Pythium Root Rot | 5 |
| Tomato | Ralstonia | solanacearum | Southern Bacterial Wilt | 47 |
| Tomato | Ralstonia | solanacearum | Southern Bacterial Wilt Suspected | 1 |
| Tomato | Rhizoctonia | sp. | Damping-off | 1 |
| Tomato | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Tomato | Sclerotinia | sclerotiorum | Sclerotinia Stem Rot | 1 |
| Tomato | Sclerotinia | sp. | Sclerotinia Stem Rot | 1 |
| Tomato | Sclerotium | rolfsii | Southern Stem Rot | 2 |
| Tomato | Septoria | lycopersici | Septoria Leaf Spot | 7 |
| Tomato | Septoria | sp. | Septoria Leaf Spot | 2 |
| Tomato | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 47 |
| Tomato | Tomato Yellow Leaf Curl Virus | Tomato Yellow Leaf Curl | 1 | |
| Tomato | Various Fungi | Damping-off Complex | 2 | |
| Tomato | Xanthomonas | campestris | Bacterial Leaf Spot | 1 |
| Tomato | Xanthomonas | campestris (camp) | Bacterial Leaf Spot | 3 |
| Tomato | Xanthomonas | campestris (vesicatoria) | Bacterial Spot | 6 |
| Tree | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Tuberose | Fusarium | sp. | Fusarium Root Rot | 1 |
| Tuberose | Pythium | sp. | Pythium Root Rot | 1 |
| Turf | Brown Patch Suspected | 1 | ||
| Turf | Pythium Root Rot Suspected | 1 | ||
| Turf | Secondary Fungi | 1 | ||
| Turf | Colletotrichum | graminicola | Anthracnose | 2 |
| Turf | Colletotrichum | sp. | Anthracnose | 1 |
| Turf | Criconemella | sp. | Nematodes, Ring | 1 |
| Turf | Curvularia | sp. | Curvularia Leaf Spot | 3 |
| Turf | Drechslera | sp. | Helminthosporium Leaf Spot | 2 |
| Turf | Fusarium | sp. | Fusarium Blight | 2 |
| Turf | Gaeumannomyces | sp. | Take-all | 1 |
| Turf | Pythium | sp. | Pythium Blight | 1 |
| Turf | Rhizoctonia | solani | Brown Patch | 2 |
| Turf | Rhizoctonia | sp. | Brown Patch | 5 |
| Turf | Sclerotinia | homoeocarpa | Dollar Spot | 1 |
| Turf | Septoria | sp. | Septoria Leaf Spot | 1 |
| Turnip | Cercosporella | brassicae | White Spot | 1 |
| Turnip | Cercosporella | sp. | Cercosporella Leaf Spot | 1 |
| Turnip | Colletotrichum | higginsianum | Anthracnose | 2 |
| Turnip | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Turnip | Peronospora | parasitica | Downy Mildew | 1 |
| Turnip | Plasmodiophora | brassicae | Club Root | 1 |
| Turnip | Pseudocercosporella | capsellae | White Spot | 2 |
| Unknown | Algae | 2 | ||
| Unknown | Fungal Leafspot, Undetermined | 2 | ||
| Unknown | Fungus Identification | 1 | ||
| Unknown | Jelly Fungus | 1 | ||
| Unknown | Powdery Mildew Suspected | 1 | ||
| Unknown | Powdery Mildew, Undetermined | 1 | ||
| Unknown | Fusarium | sp. | Fusarium Bulb Rot | 1 |
| Unknown | Microsphaera | sp. | Powdery Mildew | 1 |
| Unknown | Peziza | domiciliana | Mold/Mildew | 2 |
| Unknown | Rhizoctonia | solani | Rhizoctonia Root/Stem Rot | 1 |
| Unknown | Rhizoctonia | solani | Rhizoctonia Stem Rot | 1 |
| Unknown | Rhizoctonia | sp. | Rhizoctonia Root/Stem Rot | 1 |
| Unknown | Sphaerobolus | stellatus | Artillery Fungus | 1 |
| Unknown | Wolfiporia | cocos | Indian Bread | 1 |
| Vegetable, General | Meloidogyne | sp. | Nematodes, Root Knot | 1 |
| Vegetable, General | Pythium | sp. | Pythium Root Rot | 1 |
| Vegetable, General | Sclerotium | rolfsii | Southern Stem Rot | 1 |
| Vegetable, General | Tomato Spotted Wilt | virus | Tomato Spotted Wilt | 1 |
| Vegetable, General | Xanthomonas | campestris (vesicatoria) | Bacterial Spot | 1 |
| Verbena | Bacterial Leaf Spot Suspected | 1 | ||
| Verbena | Bacterial Leaf Spot, Undetermined | 1 | ||
| Verbena | Powdery Mildew, Undetermined | 1 | ||
| Verbena | Stem Rot, Undetermined | 1 | ||
| Verbena | Potyvirus, Undetermined | Potyvirus, Undetermined | 2 | |
| Verbena | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Verbena | Septoria | sp. | Septoria Leaf Spot | 1 |
| Viburnum | Fungal Leafspot, Undetermined | 1 | ||
| Viburnum | Aphelenchoides | sp. | Nematodes, Foliar | 3 |
| Viburnum | Botryosphaeria | dothidea | Botryosphaeria Dieback | 2 |
| Viburnum | Phytophthora | sp. | Phytophthora Root Rot | 3 |
| Viburnum | Sphaerobolus | stellatus | Artillery Fungus | 1 |
| Viburnum, David | Root Rot, Undetermined | 1 | ||
| Viburnum, David | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Walnut | Cylindrosporium | juglandis | Cylindrosporium Leaf Spot | 1 |
| Wandering Jew | Pythium | sp. | Pythium Root Rot | 1 |
| Watermelon | Insect Problem | 1 | ||
| Watermelon | Mosaic Virus, Undetermined | 1 | ||
| Watermelon | Alternaria | cucumerina | Alternaria Leaf Spot | 1 |
| Watermelon | Colletotrichum | sp. | Anthracnose | 2 |
| Watermelon | Didymella | bryoniae | Gummy Stem Blight | 7 |
| Watermelon | Fusarium | oxysporum (niveum) | Fusarium Wilt | 6 |
| Watermelon | Fusarium | oxysporum (vasinfectum) | Fusarium Wilt | 1 |
| Watermelon | Fusarium | solani | Fusarium Root/Stem Rot | 1 |
| Watermelon | Phoma | cucurbitacearum | Gummy Stem Blight | 3 |
| Watermelon | Phytophthora | capsici | Phytophthora Blight | 1 |
| Watermelon | Sphaerotheca | fuliginea | Powdery Mildew | 2 |
| Watermelon | Watermelon Mosaic | virus ii | Watermelon Mosaic | 1 |
| Wax Myrtle | Botryosphaeria | sp. | Botryosphaeria Canker | 2 |
| Wax Myrtle | Septoria | hodgesii | Leaf Spot | 1 |
| Wax Myrtle | Septoria | myricae | Septoria Leaf Spot | 1 |
| Weed | Virus, Undetermined | 1 | ||
| Weigela | Pythium | sylvaticum | Pythium Root Rot | 1 |
| Wheat | Soilborne Wheat Mosaic Suspected | 1 | ||
| Wheat | Drechslera | tritici-repentis | Tan Spot | 1 |
| Wheat | Erysiphe | graminis | Powdery Mildew | 2 |
| Wheat | Gaeumannomyces | graminis | Take-all | 1 |
| Wheat | Pythium | sp. | Pythium Root Rot | 1 |
| Wheat | Soilborne Wheat Mosaic | virus | Soilborne Wheat Mosaic | 2 |
| Wheat | Wheat Streak Mosaic | virus | Wheat Streak Mosaic | 1 |
| Whitecedar, Atlantic | Gymnosporangium | ellisii | Rust | 1 |
| Wild Ginger | Sclerotinia | sp. | Sclerotinia Crown Rot | 1 |
| Wild Ginger | Thielaviopsis | basicola | Black Root Rot | 1 |
| Willow | Crown Gall Suspected | 1 | ||
| Willow | Fungal Leafspot, Undetermined | 2 | ||
| Willow | Slime Flux Suspected | 1 | ||
| Willow | Agrobacterium | tumefaciens | Crown Gall | 1 |
| Willow | Botryosphaeria | sp. | Botryosphaeria Canker | 1 |
| Willow | Cytospora | sp. | Cytospora Canker | 1 |
| Willow, Corkscrew | Botryosphaeria | dothidea | Botryosphaeria Dieback | 1 |
| Willow, Corkscrew | Cercospora | sp. | Cercospora Leaf Spot | 2 |
| Witch Hazel | Fungal Leafspot, Undetermined | 1 | ||
| Wood | Wood Rot Fungus, Undetermined | 1 | ||
| Wood | Mold/Mildew | Mold/Mildew | 1 | |
| Yaupon | Root Rot, Undetermined | 1 | ||
| Yaupon | Botryosphaeria | sp. | Botryosphaeria Dieback | 1 |
| Yaupon | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Yaupon | Phytophthora | sp. | Phytophthora Root Rot | 1 |
| Yew | Root Rot, Undetermined | 1 | ||
| Yew | Phytophthora | sp. | Phytophthora Root Rot | 2 |
| Yew, Japanese | Phytophthora | cinnamomi | Phytophthora Root Rot | 1 |
| Yucca | Gloeosporium | sp. | Anthracnose | 1 |
| Yucca | Pythium | sp. | Pythium Root/Stem Rot | 1 |
| Zinnia | Sclerotium | rolfsii | Southern Blight | 1 |
| Zinnia | Xanthomonas | campestris (zinniae) | Bacterial Leaf Spot | 1 |
| Zoysiagrass | Colletotrichum | graminicola | Anthracnose | 1 |
| Zoysiagrass | Criconemella | sp. | Nematodes, Ring | 1 |
| Zoysiagrass | Curvularia | sp. | Curvularia Leaf Spot | 7 |
| Zoysiagrass | Drechslera | gigantea | Zonate Leaf Spot | 1 |
| Zoysiagrass | Drechslera | sp. | Helminthosporium Leaf Spot | 1 |
| Zoysiagrass | Gaeumannomyces | sp. | Take-all Patch | 1 |
| Zoysiagrass | Rhizoctonia | solani | Brown Patch | 1 |
| Zoysiagrass | Rhizoctonia | sp. | Brown Patch | 1 |
| Zoysiagrass | Sclerotinia-like | fungi | Dollar Spot | 1 |
| Zoysiagrass | Trichodorus | sp. | Nematodes, Trichodorus Stubby-root | 1 |