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Botrytis (Grey Mould) in Camellia

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

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Camellia care requirements

water
Keep soil consistently moist but well-draining; water during dry periods and bloom season. Reduce watering slightly in winter but maintain some moisture.
soil
Acidic, well-draining soil (pH 5.0–6.5) rich in organic matter such as peat or compost. Dense or heavy soils must be amended with organic material.
light
Partial shade to dappled sunlight; prefers morning sun with afternoon shade. Avoid hot afternoon sun which can damage flowers and foliage.
symptoms

Symptoms to look for in Camellia

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

Common causes in Camellia

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

healing

How to treat botrytis (grey mould) in Camellia

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

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Preventing botrytis (grey mould) in Camellia

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

Botrytis (Grey Mould) in Camellia — Symptoms & Treatment | GreenScout