Posts Tagged ‘powdery’

Powdery Mildew – Control

Powdery mildew is a common disease of summer. It begins when we have cool nighttime temperatures coupled with warm, humid days. Symptoms continue even when days are warmer. Powdery mildew is a “parasitic” fungus. It rests on the leaf surface...


Dogwood – Powdery Mildew Identification

Q: I have a beautiful dogwood tree that reaches to the second floor deck. It looks really healthy, but today I noticed white spots on the leaves. A: Your dogwood has powdery mildew. Powdery mildew is a common disease of...