Prevention is key to managing this widespread plant disease.

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, ...

Powdery mildew is among the most widespread plant diseases and is easily recognized by its white growth that covers foliage like a dusting of flour. This group of fungal pathogens affects hundreds of ...

Q: Last year powdery mildew spread across most of my garden including my pumpkin and squash patch. Do the spores overwinter in soil? Will turning soil help? Anything that should avoided at all costs? ...

If a white, dusty coating suddenly appears on your houseplant’s leaves, don’t panic—but don’t ignore it. “Powdery mildew is a type of fungal infection that affects plants,” says Bex Claire Hamell, ...

The gardening season has started and if you’ve got questions, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty and ...

“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 ...

Powdery mildew is one of those problems that is immediately obvious, once you know what to look for. Here's the bad news: Most local gardeners know it so well because everyone deals with it this time ...

Powdery mildew on peonies is a common problem, but it's easy to treat if you catch it early. Find out how to banish this ...

“The leaves of my peonies are covered with what appears to be a white mold, with some of the leaves even turning brown already. What is this problem, and will it affect the plants next year? Should I ...

The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. In late summer, many of our favorite shrubs and flowers develop a funny, grayish-white powder-like ...

The grayish white powdery growth you are seeing on the dahlia leaves is caused by a fungus and can also be a common garden problem on other plants. Many species of fungi can cause powdery mildew on ...