| G |
| Gaillardia, Gaillardia pulchella |
| Gaillardia; Blanket flower, Gaillardia pulchella |
| Galax, Galax aphylla |
| Garden Blanket rose, Rosa 'Garden Blanket' |
| Garden Party rose, Rosa 'Garden Party' |
| Garden phlox, Phlox paniculata |
| Gardengate, Polygonum orientale |
| Gardenia, Creeping, Gardenia augusta 'Radicans' |
| Gardenia, Creeping, Gardenia jasminoides 'Radicans' |
| Gardenia, Gardenia augusta (G. jasminoides) |
| Gardenia, Gardenia jasminoides 'Radicans' |
| Gardenia, Kleim's Hardy, Gardenia jasminoides 'Kleim's Hardy' |
| Garlic, Sweet, Tulbaghia violacea |
| Garlic, Wild, Allium canadense |
| Garnet Striped rose, Rosa 'Garnet Striped' |
| Gas plant, Dictamnus albus |
| Gaura, White, Gaura lindheimeri |
| Gayfeather, Liatris spp. |
| Gayfeather, Spike, Liatris spicata |
| Gazania, Gazania rigens |
| Gene Boerner rose, Rosa 'Gene Boerner' |
| General Pershing water lily, Nymphaea 'General Pershing' |
| Genista; Broom, Genista tinctoria, G. pilosa, G. sagittalis |
| Gentian, Gentiana spp. |
| Gentian, Soapwort, Gentian saponaria |
| Gentian, Stiff; Gall-of-the-earth, Gentian quinquefolia |
| Georgia Peach water lily, Nymphaea 'Georgia Peach' |
| Georgia rose, Rosa 'Georgia' |
| Geranium, Cranesbill, Geranium sanguineum |
| Geranium, Ivy, Pelargonium peltatum |
| Geranium, Pelargonium x hortorum |
| Geranium, Scented, Pelargonium spp. |
| Geranium, Wild; Cranesbill, Geranium manculatum |
| Gerardia, Purple, Agalinis (Gerardia) purpurea |
| Gerardia, Purple, Gerardia purpurea |
| Gerbera daisy, Gerbera jamesonii |
| Germander, Teucrium chamaedrys |
| Germander, Teucrium chamaedrys |
| Germander, Wall, Teucrium chamaedrys |
| Gertrude Jekyll rose, Rosa 'AUSboard' |
| Giant blue wild rye, Elymus racemosa (Leymus racemosa) |
| Giant chickweed, Stella pubera |
| Giant miscanthus, Miscanthus floridulus |
| Giant reed, Arundo donax |
| Giant water lily; Amazon water lily, Victoria amazonica |
| Giant wood fern; Goldie's wood fern; Goldie's fern, Dryopteris goldiana |
| Gift of Life rose, Rosa 'HARelan' |
| Gilia, Scarlet; Standing cypress, Ipomopsis rubra |
| Ginger Snap rose, Rosa 'AROsnap' |
| Ginger, Chinese wild, Asarum splendens |
| Ginger, Virginia wild; Southern wild ginger; Heartleaf ginger, Asarum virginicum |
| Ginger, White, Hedychium coronarium |
| Ginger, Wild, Asarum canadense |
| Ginger, Wild, Asarum spp. |
| Ginger, Wild; Canadian wild ginger, Asarum canadense |
| Ginkgo, Ginkgo biloba |
| Gipsy rose, Rosa 'Kiboh' |
| Gitte rose, Rosa 'KORita' |
| Givenchy rose, Rosa 'AROdousna' |
| Gizzmo rose, Rosa 'WEKcatlart' |
| Glade fern; Narrow leaf spleenwort, Athyrium pycnocarpon; Diplazium pycnocarpon |
| Gladiolus, Byzantine , Gladiolus byzantinus |
| Gladiolus, Fragrant, Acidanthera bicolor |
| Glads, Gladiolus |
| Gladstone water lily, Nymphaea 'Gladstone' |
| Glaucous sedge; Carnation grass, Carex firma (Carex glauca) |
| Globe thistle, Echinops ritro |
| Globe tulip, Calochortus |
| Globeflower, Trollius x cultorum |
| Gloriosa water lily, Nymphaea 'Gloriosa' |
| Glory of the Snow, Chionodoxa luciliae, C. gigantea |
| Glory vine, Eccremocarpus scaber |
| Glorybower, Harlequin, Clerodendron trichotomum |
| Glowing Carpet rose, Rosa 'MORpapplay' |
| Glowing Peace rose, Rosa 'MELzoelo' |
| Gloxinia, Hardy, Incarvillea delavyi |
| Goat willow, Salix caprea |
| Goat's beard, Aruncus dioicus |
| Goat's beard, False, Astilbe biternata |
| Goat's rue, Tephrosia virginiana |
| Goat's-beard, Yellow, Tragopogon pratensis |
| Godetia, Clarkia hybrids |
| Gold fountains; Kaga brocade sedge, Carex dolichostachya 'Kaga Nishiki' |
| Gold Medal rose, Rosa 'AROyquel' |
| Gold-moss; Stonecrop, Sedum acre |
| Golden Alexander; Meadow parsnip, Zizia trifoliate |
| Golden chain tree, Laburnum anagyroides |
| Golden club, Orontium aquaticum |
| Golden club, Orontium aquaticum |
| Golden fleece, Dyssodia tenuiloba |
| Golden hakonechloa, Hakonechloa macro Aureola |
| Golden Medal rose, Rosa 'AROyquel' |
| Golden ragwort, Senecio aureus |
| Golden Showers rose, Rosa 'Golden Showers' |
| Golden Slippers rose, Rosa 'Golden Slippers' |
| Golden stars, Bloomeria |
| Golden Sunblaze rose, Rosa 'MELcupag' |
| Golden trumpet, Allamanda cathartica |
| Golden Wings rose, Rosa 'Golden Wings' |
| Golden-scaled male fern, Dryopteris affinis |
| Goldenlarch, Pseudolarix amabilis |
| Goldenrain tree, Koelreuteria paniculata |
| Goldenrod, Blue-stemmed; Axillary goldenrod; Woodland goldenrod, Solidago caesia |
| Goldenrod, Bog, Solidago uliginosa |
| Goldenrod, Common; Gray goldenrod, Solidago nemoralis |
| Goldenrod, Early, Solidago juncea |
| Goldenrod, Erect, Solidago spp. |
| Goldenrod, Seaside, Solidago sempervirens |
| Goldenrod, Showy, Solidago speciosa |
| Goldenrod, Solidago spp. |
| Goldenrod, White; Silver-rod, Solidago bicolor |
| Goldie's wood fern; Giant wood fern; Goldie's fern, Dryopteris goldiana |
| Goliath, Miscanthus sinensis 'Goliath' |
| Gomphrena, Gomphrena haageana |
| Gorgon plant, Euryale ferox |
| Gourds, Lagenaria siceraria; Luffa cylindrica |
| Gourmet Popcorn rose, Rosa 'WEOpop' |
| Gracie Allen rose, Rosa 'WEKuyreg' |
| Graham Thomas rose, Rosa 'AUSmas' |
| Granada rose, Rosa 'Granada' |
| Grand Chateau rose, Rosa 'Grand Chateau' |
| Grand Siecle rose, Rosa |
| Grape Hyacinth, Muscari armeniacum |
| Grape Hyacinth, Muscari azureum (Hyacinthella azurea) |
| Grape Hyacinth, Muscari botryoides 'Album' |
| Grape Hyacinth, Muscari comosum 'Plumosum' |
| Grape, Muscadine, Vitis rotundifolia |
| Grape, Vitis piasegkii var. pagnuccii |
| Grape, Vitis vinifera |
| Grass, Brodiaea laxa (Triteleia) |
| Grass, Fountain, Pennisetum alopecuroides |
| Grass, Japanese blood, Imperarata cylindrica ruba |
| Grass, Ribbon, Phalaris arundarinacea |
| Grass-of-parnassus; Kidney-leaf grass-of-parnassus, Parnassia asarifolia |
| Great Century rose, Rosa 'DELegran' |
| Great Maiden's Blush rose, Rosa 'Great Maiden's Blush' |
| Green and gold, Chrysogonum virginianum |
| Green and gold, Chrysogonum virginianum |
| Green dragon; Dragon arum, Arisaema draconitum |
| Green Ice rose, Rosa 'Green Ice' |
| Green Smoke water lily, Nymphaea 'Green Smoke' |
| Green taro, Colocasia esculenta |
| Green-and-gold, Chrysogonum virginianum |
| Greenbriar; Smilax, Smilax glauca |
| Grootendorst Red rose, Rosa 'Grootendorst Red' |
| Grootendorst rose, Rosa 'Grootendorst' |
| Gros Choux d'Hollande rose, Rosa 'Gros Choux d' Hollande' |
| Ground-ivy; Gill-over-the-hill, Glechoma hederacea |
| Groundsel tree, Baccharis halimifolia |
| Groundsel tree; Salt marsh elder; Sea myrtle, Bassharis halimifolia, |
| Gruss an Aachen rose, Rosa 'Gruss an Aachen' |
| Guava; Pineapple guava, Feijoa sellowiana |
| Guinea, Fritillaria meleagris |
| Gulf muhly; Pink hair grass; Pink muhly; Mule grass, Muhlenbergia capillaris |
| Guy de Maupassant rose, Rosa 'MELsocrat' |
| Gypsy Carnival rose, Rosa 'Gypsy Carnival' |
| Gypsy rose, Rosa 'Gypsy' |