When gardeners find white spots on the leaves of their zucchini plants, no one can blame them for assuming the plants have powdery mildew, a very common fungal disease that looks like a white powder was sprinkled over the plants. But white spots are naturally occurring in the patterns on zucchini leaves, so there is […]
Powdery mildew is a widespread plant fungal disease that affects both edibles and ornamentals, but when you find that your squash vines or rose bushes appear to be covered in white dust, all hope is not lost. You can control or eliminate powdery mildew, and there are preventative measures you can take before it appears. […]
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