Diseases By Crop
(Fact Sheets)
Photo Gallery
News Articles/ Disease Alerts
Diagnostic Keys
Virus Weed Hosts/ Rotation Lists
Resistant Varieties
Glossary of Plant Pathology Terms
Vegetable Guidelines
Vegetable IPM Links
Other Vegetable Links
Cornell Plant Disease Clinic


Pythium on pumpkin/gourd fruit

Pythium fruit rot is characterized by white fluffy growth resembling fine cotton (when new) or shaving cream (when old). It could be confused with Phytophthora fruit rot or white mold .
Photo courtesy of M.T. McGrath

Photo courtesy of T.A. Zitter, Cornell University