Plant diseases

Choose a button or view a list of ALL PLANT DISEASES.

Detailed information about certain plant diseases can be found in the Pest Notes Library.

Powdery mildew, Sphaerotheca pannosa, on rose.

Newly emerged inky cap mushrooms, Coprinus comatus.

A maple leaf spot, possibly Phyllosticta minima, damage to maple.

Blackened fruit and bacterial ooze are typical of fire blight infection.

For noncommercial purposes only, any Web site may link directly to this page. FOR ALL OTHER USES or more information, read Legal Notices. Unfortunately, we cannot provide individual solutions to specific pest problems. See our Home page, or in the U.S., contact your local Cooperative Extension office for assistance. .

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