Wildfires result in smallest California wine grape crop in a decade Posted Feb 16, 2021 The Glass Fire burns along Silverado Trail in Napa County near the Chateau Boswell Winery on Sunday, Sept. 27, 2020 in St. Helena, California. (Kent Nishimura/Los Angeles Times)TNS Facebook Share SACRAMENTO, Calif. — The worst wildfire season in modern California history resulted in the smallest wine grape crop in years. California’s wine grape crop fell by 13% last year, the U.S. Department of Agriculture reported last week. Experts said smoke damage from wildfires in Sonoma, Napa and Monterey counti...