Grey mould
es unfavourable for germination, the spores can survive a few days on the plant surface and still germinate when the RH increases, for example when cut [...] Botrytis cinerea ) need moisture (dew, rain, irrigation water) and nutrients for germination. Germination also happens at very high relative humidity (RH > [...] fungus, meaning that it excretes compounds that kill the plant cells and then uses the content of the plant cells as nutrients. On the infected area, new spores