Guenoc Valley AVA Semillon, Sauvignon blanc and Chardonnay, as well as Malbec and Petite Sirah from the estate vineyards. Petite Sirah is the leading red grape in the appellation, followed by Cabernet Sauvignon, Merlot, Petit Verdot, Carmenère, Cabernet Franc and Malbec. Among whites, Langtry grows Chardonnay, Sauvignon blanc, Semillon, Marsanne and Viognier. Langtry also has the distinction of having some of the oldest vines in California, as a couple of Syrah vines dating back to the 1850s still grow at the Tephra Ridge Vineyard. Guenoc Valley AVA The Guenoc Valley AVA is an American Viticultural Area in Lake County, California, United States, about
Oregon wine in 2016 are Syrah, Merlot, Tempranillo, Pinot blanc, Gewürztraminer, Viognier, Cabernet franc, Müller-Thurgau, Sauvignon blanc, and Zinfandel, "V. vinifera" based wines produced in smaller quantities include Arneis, Baco noir, Black Muscat, Chenin blanc, Dolcetto, Gamay noir, Grenache, Marechal Foch, Malbec, Muscat, Nebbiolo, Petite Syrah, Sangiovese, and Sémillon. The state also produces fruit wine, sparkling wine, late harvest wine, ice wine, and dessert wine. As of the 2015 wine growing season, the state of Oregon has 702 wineries and 1052 vineyards growing "Vitis vinifera", composing a total of of which were harvested. Out of all US wine growing regions, Oregon ranks