Botrytis
plants or plant parts in a closed plastic bag In tomato: prune with a knife and not by hand, to avoid rugged, irregular wound surfaces In cucumber: remove dead [...] nutrients. On the infected area, new spores are formed within a few days. Under circumstances unfavourable for germination, the spores can survive a few days [...] provide the fungus with sufficient moisture, for example pruning wounds on the stems of cucumber and tomato. In general, grey mould (Botryotinia fuckeliana