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Botrytis (Grey Mould) in Cauliflower

How to identify and treat botrytis (grey mould) in Cauliflower.

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Cauliflower care requirements

water
Keep soil consistently moist, providing 1.5–2 inches per week; avoid waterlogging which causes rot
soil
Rich, well-draining loam with pH 6.0–7.5; incorporate compost and aged manure before planting
light
Full sun, minimum 6–8 hours daily for optimal head development
symptoms

Symptoms to look for in Cauliflower

  • fiber_manual_recordGrey fuzzy mould on leaves, flowers, or fruit
  • fiber_manual_recordBrown rotting tissue
  • fiber_manual_recordCollapsed flowers
help

Common causes in Cauliflower

Caused by Botrytis cinerea. Thrives in cool, humid conditions with poor air circulation.

healing

How to treat botrytis (grey mould) in Cauliflower

Remove all affected tissue. Improve air flow. Apply fungicide.

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Preventing botrytis (grey mould) in Cauliflower

Good air circulation. Remove dead plant material promptly. Avoid overhead watering.