Diseases By Crop
(Fact Sheets)
Search Function
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
Home

 

Downy Mildew in Cucurbits

downy mildew on cucumber leaf

downy mildew on cucumber leaf
Yellow spots on cucumber leaves due to downy mildew.
Photos Courtesy of M.T. McGrath, Long Island Horticultural Research and Extension Center, Cornell University