Add Yahoo as a preferred source to see more of our stories on Google. A stunning mixture of pink and purple hydrangeas - Fanpro/Getty Images Hydrangeas are a favorite flowering shrub among gardeners.

Add Yahoo as a preferred source to see more of our stories on Google. The white coating greatly diminishes the appearance of the plant, but the disease is not fatal unless left uncontrolled. However, ...

A friend was concerned about her lemon tree, saying it had powdery mildew, and asked what could be done about it. I do not ...

Your description sounds a lot like powdery mildew, which is an easy disease to recognize, and it is common in the landscape at this time of year. It can be a problem that shows up on annuals, ...

A new North Carolina State University study pinpoints the worldwide spread of a fungus that taints blueberry plants with powdery mildew, a disease that reduces blueberry yield and encourages the use ...

Question: What is this white coating on the leaves of my chokecherry tree, and what would you recommend to get rid of it? Answer: The likely culprit for those symptoms at this time of year in New ...

A key to surviving in the wild is fighting off infection -- and not just once. For plants, as with humans, one infection may or may not leave a plant with lasting immunity. Biologists conducted a ...

A global fungal invader is threatening blueberries everywhere. NC State researchers found that Erysiphe vaccinii, the culprit behind powdery mildew, has escaped its U.S. roots and spread across ...