Q: I have a 5-year-old Thompson grape that was a great producer for the last four years. Last year, the grape leaves had a white "dust" on them, the grapes were small, and some did not ripen at all.

Add Yahoo as a preferred source to see more of our stories on Google. Whether you’re a novice or avid gardener, discovering your greenery is dealing with a disease is never a pleasant surprise. One ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Close up of powdery mildew fungi on plant leaf - Dulanja Omesh/Shutterstock If you've started to notice tiny, white, powdery, or ...

Grape growers and winemakers around the world will be able to easily assess powdery mildew in the field with the help of a mobile application just released globally. Grape growers and winemakers ...

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, ...

Q. It happened again! I wrote last year about a white coating on my grapes which you diagnosed as fungus. Lost all the grapes. This year there are many bunches of grapes, all covered with the same ...

Spring is in the air – and so is powdery mildew. This is the type of weather it loves. Watch for signs of this fungal disease on roses, grapes and ornamental shrubs, particularly on new leaves. A ...

Q: Are there any varieties of grapes that are naturally resistant to the black rot disease that ruins the fruit? I am reluctant to spray them, and my past experience has been that keeping them pruned ...

Grape growers and winemakers around the world will be able to easily assess powdery mildew in the field with the help of a mobile application just released globally. PMapp, which supports decisions ...