“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 ...

Gardeners face a variety of landscape issues that can damage plants, including powdery mildew, a common fungal disease that affects many ornamentals, shrubs and trees ...

When tending to your garden, you'll want to make sure that your plants are in good, healthy standing. One thing to monitor your plants for is powdery mildew, a fungal disease that can easily infect ...

An expert rosarian offers advice on how to block or minimize powdery mildew, black spot, rust and more in San Diego gardens.

It can be scary when your plants are sickly. Some diseases can be managed while others are detrimental, so it's important to ...

Grapevines are vital to global agriculture and the wine industry, yet their susceptibility to mildew diseases, notably powdery and downy mildew, poses a significant threat. Recent advances in ...

A new North Carolina State University study pinpoints the worldwide spread of a fungus that taints blueberry plants with powdery mildew, a disease that reduces blueberry yield and encourages the use ...

My neighbors noticed something a little different on their shrubs this past week. There were powdery white splotches on the leaves and stems of their crape myrtles and other plants. Powdery mildew is ...

My dogwood trees look terrible — discolored and droopy. One looks okay. A few brown spots, but it doesn’t seem like that accounts for how miserable it looks. The fungal disease of powdery mildew ...

Downy mildew of impatiens is a serious disease in the United States, caused by the fungus-like Oomycete, Plasmopara obducens. Originally found in Europe, impatiens downy mildew was detected in ...

Plant diseases often arise when the pathogens that cause disease are introduced into new territories. New research highlights ...