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Clubroot in Collard Greens
How to identify and treat clubroot in Collard Greens.
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Collard Greens care requirements
water
Keep soil consistently moist but not waterlogged; provide 1–1.5 inches per week via rain or irrigation.
soil
Well-draining, fertile loam with pH 6.0–7.5; amend with compost or aged manure before planting.
light
Full sun (6–8 hours daily); tolerates partial shade in hot climates.
symptoms
Symptoms to look for in Collard Greens
- fiber_manual_recordSwollen, distorted roots
- fiber_manual_recordWilting in warm weather
- fiber_manual_recordStunted, yellowing plants
help
Common causes in Collard Greens
Caused by Plasmodiophora brassicae. Persists in soil for 20+ years. Favoured by acidic, wet soils.
healing
How to treat clubroot in Collard Greens
No chemical cure. Remove all affected plants and roots. Lime soil to raise pH above 7.2.
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Preventing clubroot in Collard Greens
Crop rotation (7+ years). Liming soil. Resistant varieties. Good drainage.