Downy Mildew
The downy mildews are a group of fungal diseases that cause destruction of the leaves, stems, flowers and fruits of many plants, including grapes, cucumbers and roses. Learn symptoms and controls in this factsheet.
Diseases & Disorders
Articles
Apple Scab
Apple scab is a potentially serious fungal disease of ornamental and fruit trees in the rose family. This factsheet describes symptoms, management and control of this sometimes serious disease.
Root and Crown Rots
This factsheet covers root/crown rot, which is a general term that describes disease of woody ornamentals where the causal organism attacks a plant’s root system and/or lower trunk or branches near the soil.
Bacterial Blight
Bacterial blight is a disease of Chinese, Japanese, Persian and common lilac, as well as apple, pear, plum and cherry. This factsheet describes symptoms and management of this common disease.
Black Knot
Black knot is a disfiguring and potentially lethal disease of trees and shrubs in the genus Prunus, such as plums and cherries. This factsheet describes symptoms and management.
