Of all the cheery garden subjects you may be excited to learn about, powdery mildew on peonies is probably not one of them. This topic is important, though, because the infection can quickly turn your prize-winning peonies into a patch of fungal fuzz. Luckily it’s possible to take measures to prevent it from happening in the first place, or, if it does afflict your plant, you can try to prevent it the following growing season.
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