Learn how to identify, prevent, and treat powdery mildew with this guide. Discover organic and chemical treatment options, as well as management strategies for long-term control.

“Help, my plant is covered in a white, powdery fungus! What do I do?” First, don’t panic. While powdery mildew may not look pretty, it rarely causes significant damage except in cases of severe ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Powdery mildew is a disease common in trees that appears as a white powdery ...

Powdery mildew is a fungal disease affecting many plants, causing a white or gray coating on leaves and slowing growth. The fungus thrives in warm, dry weather with high humidity, especially in ...

One of the best parts about having a garden in the summer is watching your plants grow throughout the season. But if you’re out gazing at your garden one day and notice some white circular spots on ...

How do I spot powdery mildew? How can I prevent powdery mildew? How do I treat plants affected by powdery mildew? What should I do with plant debris infected by powdery mildew? Which types of powdery ...

The grayish white powdery growth you are seeing on the dahlia leaves is caused by a fungus and can also be a common garden problem on other plants. Many species of fungi can cause powdery mildew on ...

Wide range, but particularly common to cucurbits (zucchini, pumpkin, cucumbers etc), strawberries, peas, roses, dahlias, grapes, hydrangeas, mangoes and tomatoes. Powdery mildew can often be the ...

Q: Ive got a Diabolo ninebark thats been getting a whitish powder all over the leaves. Eventually the leaves drop. Its looking pretty bad. What should I do? A: The problem is powdery mildew, a fungal ...