Plant Structure
Leaves
Bracts
Stems
Roots
Insects
Shipping Related Problems
Problems at the Consumer Level
Leaf Edges Yellow and Necrotic
Yellow and Necrotic Leaf Spots
Uniform Yellowing
Leaf Discoloration, Chlorosis
Black Fuzzy Spots on Leaves
Leaf Deformation
Puckering of Leaves
Drooping Leaves
Leaf Loss
Incompatible
insecticides
Cycocel
applications too strong (or combined with dry soil and/or high light)
Insecticides
applied at high light or temperature levels often with dry root substrate (medium)
Fog type pesticide applications with moist leaves
High
zinc
levels in water
Leaves with brown spots surrounded by chlorotic ring (
Bacterial Canker
)
Leaves with small tan to greyish brown spots, eventually the entire leaf turns brown to black (
Phytophtora
)
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