Adelaida District AVA

Adelaida District is an American Viticultural Area (AVA) located on the northwest portion of the Paso Robles AVA in San Luis Obispo County, California. It was established by the Alcohol and Tobacco Tax and Trade Bureau (TTB) on November 10, 2014 after reviewing the petition submitted by The Paso Robles Viticultural Area Committee (PRVAC) to establish 11 new distinct viticultural areas located within the spacious Paso Robles AVA. The 59 wine industry members who constitute PRVAC cumulatively own or manage over 10000 acre of cultivated vineyards within the proposed AVAs. Wineries located within the Adelaida District are: The Farm Winery, Peachy Canyon Winery, Le Cuvier, Alta Colina, Carmody McKnight Estate Wines, Wild Coyote, Villicana, McPrice Myers, Jacob Toft, Chronic Cellars, Vines on the Marycrest, Nenow Family Wines, Hawks Hill Ranch, Adelaida Cellars, DAOU, Calcareous, Law Estate, Nadeau, Minassian Young, Michael Gill, Villa Creek, Brecon, HammerSky, Oso Libre, Poallilo, Thacher Winery, Whalebone Vineyard, Tablas Creek Vineyard, Halter Ranch, Rangeland, Justin, Kukkula, Dubost, and Starr Ranch.

History
In the early 1920s, Ignacy Jan Paderewski, a noted pianist, composer and prime minister of Poland, planted Petite Sirah and Zinfandel on his Rancho San Ignacio vineyard in the Adelaida area. In 1964, Dr. Stanley Hoffman purchased 1200 acre in the locale with the assistance of influential winemaker André Tchelistcheff and established vineyards creating the Hoffman Mountain Ranch Winery (HMR), the first modern commercial winery to be built in San Luis Obispo County after Prohibtion, was designed and constructed from 1972 to 1975.

Topography and Climate
The Adelaida District AVA encompasses 53342 acre with 883 acre cultivated. The area lies in the Santa Lucia Range with high mountain slopes grading to foothills with elevations spanning 900 to(-). The average annual rainfall is 25 in.

Soil
The district's calcareous soils consist of shallow, bedrock residual soils and patchy colluvial hillside soils from middle member of Monterey Formation and older rocks.

Viticulture
The most widely planted varieties in the Adelaida District AVA are Mourvèdre, Zinfandel, Cabernet Sauvignon, Syrah, Grenache and Merlot.