Powdery mildew explained
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Powdery mildew is one of those annoying plant problems that all gardeners experience at one time or another. I often see it on my squash plants, phlox, bee balm and zinnias. The top photo is of a severe problem in my pumpkin patch a few years ago. No, that isn’t a rare pumpkin variety that has white leaves! The photo […]
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