Lots of plants, both edible and ornamental, can get powdery mildew. Unlike many other fungal plant diseases, the fungi that cause powdery mildew thrive in hot, dry weather that's often the norm in mid ...

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 ...

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 ...

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 ...

To stop fungal diseases, such as black spot, and powdery mildew from developing or returning, the Royal Horticultural Society ...

Answer: It sounds like your Veronica (speedwell) and Phlox plants have powdery mildew — a very common disease found on ornamental plants. Powdery mildews are host specific, so the powdery mildew ...

Dear Master Gardener: My begonias are growing in a small shady courtyard and have white mold on the leaves. Can I treat them to get rid of the mold? Answer: Powdery mildews are white to gray powdery ...

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, ...

As the growing season progresses, keep an eye out for a white or grayish-white powder on your plants. That’s powdery mildew, a fungus that affects a wide range of fruits, vegetables and flowers, ...

Powdery mildew on sweet peas is one of the most common problems you'll have with these flowering favourites, especially as we head into late summer. In fact, you might find cases of powdery mildew on ...

Could it be possible? The temperature is going to be in the mid-80s through next Tuesday. Traditionally we start cooling off about mid-August and it looks like we may be doing just that. Now it’s time ...