Registration for grapevine virus workshop ends July 3

  • June 30th, 2014

July 3 is the deadline to register for one of three, half-day workshops on grapevine viruses and associated diseases to be held during the second week of July. The afternoon workshops are being held in Spanish and will take place in three Washington locations: July 8 in Toppenish, July [...]

New board member joins Washington Wine Industry Foundation

  • June 20th, 2014

Sherri Swingle joins the Washington Wine Industry Foundation board of directors. Swingle, who was the executive director of the Northwest Wine Benefit Foundation, brings marketing, event and fundraising experience to the WWIF board. She is also credited with producing the Auction of Washington Wines with the foundation.

Read more about [...]

  • Leafroll virus is costly

Leafroll virus is costly

  • May 29th, 2014

Grapevine leafroll virus is very costly to growers, studies in major wine-grape-growing regions show.

Economists in New York, California, and New Zealand have looked at the costs of leafroll virus in recent years and all found that it significantly reduces yields, said Trent Ball, director of Yakima Valley Community College’s [...]

Growth in California grape plantings

  • May 20th, 2014

There’s no slowdown yet in wine grape plantings in California. Growers in the state added around 21,000 acres of wine grapes last year, according to the latest report of the National Agricultural Statistics Service.

Total wine grape acreage in 2013 was 570,000, with 45,000 acres estimated to be nonbearing. Chardonnay [...]

Nematode management strategies

  • May 1st, 2014

Preplant soil fumigation has long been an effective way to control nematodes, but fumigation in the future may be limited, says Dr. Inga Zasada, U.S. Department of Agriculture scientist.

She offers the following suggestions to help ­vineyardists manage nematodes in the event fumigants are unavailable.

1. Planting material—Use certified plant material [...]