Flavescence dorée, a dreaded grapevine disease among winegrowers, is spreading beyond cultivated vineyards. A joint study by ...

Adult spotted lanternflies infest areas of Pennsylvania from July to December. Lauren A. Little/MediaNews Group/Reading Eagle via Getty Images Pennsylvania has more than 400 wineries with about 14,000 ...

As climate change threatens global agricultural systems, understanding the adaptability of wild plant relatives is crucial.

Foundation Plant Services technicians processing material from the Classic Foundation Vineyard. (Foundation Plant Services / UC Davis) Recent testing of material distributed from the Foundation Plant ...

Grapes are a great backyard choice if you're seeking delicious juice, some wine to savor or snacks fresh from the vine. But look elsewhere if it's low maintenance or fast production that you want.

In an unusual and exceptional study published earlier this year, researchers found that grapevines were domesticated earlier than previously thought. While older data suggested that the fruit began ...

Scientists are gaining a better understanding of Pierce’s disease and how it affects grapevines. The disease, which annually costs California more than $100 million, comes from a bacterium called ...

Grapevines growing on a trellis need annual pruning to keep the vines under control and to increase grape production. The best time to prune is between mid-December and March, after the vines have ...

Italian researchers say humans may have given grapes the bacteria that causes acne The transfer happened about 8%2C000 years ago%2C when grapes were first cultivated The researchers named the bacteria ...

The latest word on the grapevine is promising. During more than a decade of observation, grapevines in Napa, Calif., and Bordeaux, France, never reached lethal levels of dehydration from seasonal ...

Q: Last year my grapes had such bad powdery mildew that even the grapes dried up and looked moldy and shriveled. I was told by the master gardeners at the farmer’s market that I needed to do something ...

Q: We just moved to Las Vegas a few days ago and inherited an old grapevine growing under a pine tree. Does it need to be watered at all in winter? When and how it should be pruned? What should I do ...