Whether you’re a novice or avid gardener, discovering your greenery is dealing with a disease is never a pleasant surprise. One frequent problem that often pops up during the warmer months: powdery ...

UC Davis researchers have uncovered important genetic clues about the pathogen that causes grape powdery mildew, among the most destructive vineyard pests throughout California and the world.

Roman Gonzalez is the creator of the urban gardening blog MrBrownThumb, founder of the Chicago Seed Library, and a co-founder of One Seed Chicago. Powdery mildew is a widespread and easy to recognize ...

I had some beautiful columbines in pots that were killed by powdery mildew. I saved the seeds. Now I have 12 plants with signs of mildew. Should I let them go dormant, or fight the mildew with a ...

A stunning mixture of pink and purple hydrangeas - Fanpro/Getty Images Hydrangeas are a favorite flowering shrub among gardeners. With their dark green leaves and big, showy blossoms in shades ranging ...

Q: Last year my grapes had such bad powdery mildew that even the grapes dried up and looked moldy and shriveled. I was told by the master gardeners at the farmer’s market that I needed to do something ...

Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy. May ...

Powdery mildew – or PM – can be a farmer’s worst nightmare. The mildew is easy to spot as it appears on the leaf as a matte-white frost—almost like that fake snow spray you often see around Christmas ...

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 ...

Cereals have natural resistance to pathogenic fungi, but powdery mildew, for example, can overcome this resistance. A team at the University of Zurich has now discovered a new mechanism that enables ...

The worldwide distribution of one of the most important cereal pathogens is the result of human activity. Researchers have traced the history and spread of wheat powdery mildew along wheat trade ...