Powdery mildew, predominantly caused by Podosphaera macularis, continues to be a critical challenge for hop (Humulus lupulus) growers, affecting both yield and quality. The disease exhibits a complex ...

Gardening Organic prevention and management of powdery mildew on plants Spots and patches of white or gray talcum powder-like substance on your plant means powdery mildew infected your plant. Don't ...

Powdery mildew is one of the most common diseases to impact plants. While almost no type of plant is immune, certain species are more susceptible than others. Luckily, there are effective powdery ...

New field trials show that it kills a powdery mildew that would otherwise damage vine leaves and destroy grapes. Many urban dwellers don’t realize that mildew is more than the unsightly bane of shower ...

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, ...

Catch this troublesome disease early.

When spring and summer weather turns humid and foggy, the dreaded powdery mildew begins to set in. Often plant leaves drip with moisture for most of the day when heavy fog rolls in. This kind of thing ...