Bacterial Spot of Pepper
Xanthomonas spp.
Pepperbacterial
A warm-weather bacterial disease causing scabby leaf and fruit spots that can defoliate plants.
Symptoms
Small, water-soaked spots that turn brown and scabby on leaves and fruit, with yellowing and defoliation in severe cases.
Favorable conditions
- •Warm, wet weather
- •Contaminated seed or transplants
- •Rain splash and overhead irrigation
Management
- 1Use certified disease-free seed and transplants
- 2Apply copper bactericides preventively
- 3Plant resistant varieties
- 4Avoid overhead irrigation and rotate crops
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