Shasta Daisies Have Wilted Over Night And Have White Residue On Leaves

Question From: Prescott, Arizona, United States
Q: My Shasta daisies have wilted over nite and have a white residue on leaves. Please help!

A: You Shasta Daisies have powdery mildew. Take a sample of the plant to an independent garden center for a recommendation of a fungicide. Best And Happy Yardening, Nancy