Graufäule
Graufäule is a term used in German horticulture to describe a disease complex that causes rotting of various plant tissues, typically accompanied by a gray, fuzzy mold on infected material. The name is most closely associated with gray mold caused by Botrytis cinerea, a widespread ascomycete fungus, though other Botrytis species can be involved depending on the host and region.
Symptoms and hosts: On fruit such as grapes, strawberries, apples, pears, and berries, Graufäule often begins
Environment and disease cycle: Development requires high humidity and moist conditions, with temperatures generally between 15
Management: Prevention relies on sanitation (removing infected material), maintaining good air circulation through pruning and canopy
Etymology: Graufäule derives from grau (gray) and Fäule (rot), describing the characteristic gray rotting appearance of