Two months after starting to pick his 2015 wine grape crop on Aug. 10, Madera County grower Carson Smith, was expecting to complete harvesting his remaining French Colombard by the last week of October....More
Instead of walking vine rows and checking grape clusters in early October, as she has for the past three decades, viticulture consultant Prudy Foxx is pondering whether to go sailing in nearby Monterey Bay or take to the Santa Cruz Mountains trails with her bike....More
By the first of October, the wine grape harvest of Hahn Estate’s vineyards near Soledad, Calif., was all but over, except for a few blocks of Grenache and Merlot, which are expected to be picked the second week of the month....More
Workers harvesting grapes at Trefethen Family Vineyards, located in the Oak Knoll District at the southern end of the Napa Valley, aren’t getting their typical break between varieties this year....More
Widespread reports of the largest increase in Pierce’s disease in Napa and Sonoma counties in at least 20 years highlight the need to monitor and manage this disease and the glassy-winged-sharpshooter, an aggressive vector of the disease....More
The U.S. Environmental Protection Agency (EPA) has granted registration approval for the new DuPont disease control active ingredient oxathiapiprolin which DuPont Crop Protection will market under the trademark Zorvec.
Zorvec is the first member of a new class of fungicides which represents a step change improvement in disease control for growers of potatoes, grapes, vegetables, and other specialty crops.
The company says Zorvec has unique properties to deliver visible results for growers....More
Among the stops growers made during the University of California Grape Day tour at the Kearney Agricultural Research and Extension Center in Parlier on Aug. 11 were test plots of Scarlet Royal and Autumn King table grapes planted in 2013....More
After dozing through much of the year, the spot market for California wine grapes began stirring in late July-early August as growers started bringing in the first fruit from their earliest harvest in years....More
About three o’clock in the afternoon, a growing number of Phoenicians climb inside their hot cars, crank up the air conditioning, and head north to higher elevations in Yavapai County to secure a new future in wine grapes.
The end of the 107-mile drive up Interstate 17 and cross country to the northwest on Highway 260 is Yavapai College’s Verde Valley campus in Clarkdale and its viticulture and enology programs....More
The Pierce’s Disease/Glassywinged-Sharpshooter Board of Directors in mid-August voted to fund a research project on potential shifts in the disease’s epidemiology.
According to the board, the research project was proposed due to the apparent resurgence of Pierce's disease on California’s North Coast with distribution patterns previously unseen. The board believes it is important to look for any new conditions or vectors which could contribute to the recent outbreak....More
After jumping the gun to get a three-week head start on the usual beginning of the season, San Joaquin County’s wine grape crop was ripening about 10 to 12 days sooner than average by the end of July, reports Paul Verdegaal....More
At one time, Fresno County raisin grape grower Bob Brar pumped water from the ground to supplement deliveries of surface water to his 120 acres of drip-irrigated Thompson seedless vines near Fowler, Calif....More
Actor Arnold Schwarzenegger is famous for the legendary Hollywood phrase “I’m B-a-c-k” yet also on the return is the voracious western grapeleaf skeletonizer (WGS) pest in Napa County, Calif. grape country following an eight-year hiatus.
Agricultural officials on June 24 discovered an adult male WGS in a vineyard pheromone-baited trap on Tubbs Lane in Calistoga.
“This is a destructive and serious pest,” says Greg Clark, Napa County Agricultural Commissioner....More
With the start of veraison comes the threat of bunch rot. And that can set the stage for sour rot. Controlling sour rot can be a difficult challenge, especially for grape growers in the central and southern regions of the San Joaquin Valley....More