Add Yahoo as a preferred source to see more of our stories on Google. The solution to a common garden problem may already be in your fridge. To keep powdery mildew at bay, expert gardener Joe ...

We may receive a commission on purchases made from links. Something is awry -- those prized tomato plants no longer have deep-green leaves. Instead, they're mottled powdery white. Nothing ruins a ...

If you've started to notice tiny, white, powdery, or splotchy spots on your plants, you might be dealing with a common fungal disease known as powdery mildew. While it typically doesn't cause ...

Powdery mildew is a fungal disease affecting many plants, causing a white or gray coating on leaves and slowing growth. The fungus thrives in warm, dry weather with high humidity, especially in ...

“My red rhododendron looks as if it has a layer of ash or white powder on it (above). What should I do?” asks Birds & Blooms reader Steven Graves of Aptos, California. Horticultural expert Melinda ...