Gray Mold of Tomato
Botrytis cinerea
Tomatofungal
A humidity-driven fungal mold affecting stems, leaves, and fruit, often starting at wounds or dead flower tissue.
Symptoms
Gray, fuzzy fungal growth on stems, leaves, and fruit, typically beginning at pruning wounds or spent flower parts.
Favorable conditions
- •High humidity and poor air circulation
- •Wounds from pruning or handling
- •Retained dead flower tissue
Management
- 1Improve ventilation and reduce humidity around plants
- 2Remove infected debris and spent flower parts promptly
- 3Apply targeted fungicides (fenhexamid, iprodione) where the disease is established
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