Viticulture blending. Fermentation tanks are now cheap enough that the field blend is an anachronism, and almost all wines are assembled by blending from smaller, individual lots. However, in California some of the oldest (and lowest-yielding) Zinfandel comes from vineyards that are field-blended. Ridge Vineyards owns the Lytton Springs vineyards in Sonoma County, which were planted from 1900 to 1905 in what Ridge calls "a traditional field blend of about seventy percent Zinfandel, twenty percent Petite Sirah, and ten percent Grenache and Carignan." 39. Goldammer, T. (2015). "Grape Growers Handbook: A Guide To Viticulture for Wine Production". Viticulture Viticulture (from the
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