Powdery Mildew vs Downy Mildew: How to Tell Them Apart
They share a name but not a cause. Here's how to identify each in under a minute, and why a spray that works for one may do nothing for the other.
They share a name but not a cause. Here's how to identify each in under a minute, and why a spray that works for one may do nothing for the other.
The answer depends on the disease and on how hot your pile really gets. Most home piles are cooler than gardeners think, so here is a simple way to decide.
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