Q. My phlox bloom beautifully but the leaves turn white and the blossoms wilt because of disease. Please tell me how to treat them. Beulah Stone, Muskegon A. Powdery mildew is the most likely culprit.

American Journal of Botany, Vol. 69, No. 5 (May - Jun., 1982), pp. 824-828 (5 pages) The relationship between leaf cuticle thickness and resistance to the powdery mildew Erysiphe cichoracearum was ...

Planting phlox is a beautiful way to add color to the garden in perennial fashion. The flowers, when healthy, are lovely to look at and can provide visual appeal for years to come. They do raise ...

My phlox gets a powdery coating that kills off the plant. I’ve tried cutting back when I first see it, but I usually lose the battle. Powdery mildew is a common, easily recognizable disease that ...

Q: I have a large stand of daisies that got powdery mildew on their leaves this year. They're next to a patch of phlox that are completely covered with it. Can you tell me, is it better to clean off ...

Q: My white phlox have now reached 15 to 18 inches tall. The plants looked healthy as they emerged and gained size. However, the leaves and stems are now spotted with a gray mold and the lower leaves ...

As with most things in life, gardening is a mixed bag of good and bad. The key to survival is to minimize the bad and accentuate the good. Huh? Yeah, I hate it too when I start to get philosophical.

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Q: I have powdery mildew on my new-ish bee balm plants (Monarda x 'Raspberry Wine', purportedly a mildew-resistant variety - part of the reason I bought it!) There are tiny white dusty-looking patches ...

of horticulture for the Brandywine Conservancy, which operates the museum. The missing mildew was a big deal. Phlox paniculata, a native perennial popular with gardeners because of its long bloom ...