Powdery mildew appears as white or gray spots on roses, usually during warm, humid conditions. Catching infections early is key to stopping them from spreading by removing diseased parts and applying ...

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 ...

SEATTLE — Seattle gardening expert Ciscoe Morris has gathered some common kitchen ingredients to solve a common gardening problem, not start a kitchen show. "This rose is called Oso Easy,” Ciscoe said ...

One of the best parts about having a garden in the summer is watching your plants grow throughout the season. But if you’re out gazing at your garden one day and notice some white circular spots on ...

Due to California’s dry summers, powdery mildews are more prevalent in Marin County than many other leaf-infecting diseases. These fungi affect virtually all kinds of plants: cereals, grasses, ...

‘The leaves on my tall garden phlox are covered with something white and they are looking bad. What can I do about this?” — N.K. Sounds like your phlox has come down with a disease called powdery ...

“My peonies are covered in what looks like a white powder. What is that, and will it hurt my plant?” — P.F. Peonies are susceptible to powdery mildew, and what you are describing sounds like powdery ...

Powdery mildew is a fungal disease which attacks thousands of different species of plants. This common foliar disease seems to be flourishing in Greater Columbus this summer, as we have identified it ...