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Posted 3Y ago by @LimberPigsears

What is the powdery mildew on the plant from?

#BlackEyedSusan

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2

3Y ago Oconto, Wisconsin

22934 XP

3Y ago

Do you have a photo to share?😊

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25393 XP

3Y ago

Powdery mildew forms when plant foliage is dry, lighting is low, temperatures are moderate and there is high humidity.

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