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 ...

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, ...

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 ...

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 ...

SPOKANE, Wash. -- Spokane's WSU Extension Master Gardener Program is sharing tips for anyone concerned about powdery mildew on their maple trees this year. According to the city of Spokane, powdery ...

It seems to spring up overnight: Powdery mildew. The splotchy white and gray dust covers the leaves and stems of many of the most popular plants. Woody perennials like lilacs, roses, azaleas, ...

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, ...

“Help, my plant is covered in a white, powdery fungus! What do I do?” First, don’t panic. While powdery mildew may not look pretty, it rarely causes significant damage except in cases of severe ...