Cauliflower Black Rot: Complete Treatment Guide
What is Cauliflower Black Rot?
Symptoms
- V-shaped yellow lesions on leaf margins
- Blackened leaf veins
- Stunted growth
- Wilting leaves
- Dark stem discoloration
- Rotting curds
What Causes Cauliflower Black Rot?
- Xanthomonas campestris bacteria
- Warm, humid conditions
- Overhead irrigation
- Infected seeds
- Poor air circulation
- Plant debris
How to Treat Cauliflower Black Rot
Organic Treatments
- Copper-based sprays
- Hot water seed treatment
- Biological controls
- Plant extracts
- Compost tea applications
Chemical Treatments
- Copper fungicides
- Chemical seed treatments
- Bactericides
- Systemic compounds
Cultural Controls
- Remove infected plants
- Improve air circulation
- Avoid overhead watering
- Practice crop rotation
- Clean tools and equipment
- Use disease-free seeds
How to Prevent Cauliflower Black Rot
- Plant resistant varieties
- Use certified seeds
- Proper plant spacing
- Good field drainage
- Sanitation practices
- Avoid working with wet plants
Recommended Fertilizers for Cauliflower Black Rot
- Balanced NPK fertilizers
- Calcium supplements
- Plant strengtheners
- Growth promoters