Snowdrop grey mould

Grey mould of snowdrops is a disease caused by the fungus Botrytis galanthina, causing leaves and flowers to collapse. A fuzzy grey mould forms under wet conditions.

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Grey mould on snowdrops. Image: RHS, Horticultural Science

Quick facts

Common name Snowdrop grey mould
Scientific name Botrytis galanthina
Plants affected Galanthus spp. (snowdrops)
Main symptoms Fuzzy grey mould, collapsed leaves and flowers
Caused by Fungus
Timing From mid-winter

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