Napa, Calif.—Michael Wolf, owner of Wolf Vineyard Services is the 2015 Napa Valley Grower of the Year. Wolf will be honored May 15 at the Napa Valley Grapegrowers annual dinner celebration. Wolf has been developing and managing vineyards for more than 35 years and launched Wolf Vineyard Services in 1997. He now manages more than 800 acres in Napa County. Wolf was a director of the Napa County Farm Bureau from 1986 to 1998, serving as president from 1990 to 1992, and has been on the board of the California Grower Foundation since 1987.