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


Plectosporium blight on pumpkin/gourd leaves

Plectosporium on pumpkin leaves as another view, showing round rather than diamond shaped lesions.Photo courtesy of T.A. Zitter, Cornell University