Livermore Valley AVA unique east-west orientation, unlike many other winegrowing valleys. Due to a reliable onshore afternoon/evening breeze off of the San Francisco Bay a wide fluctuation in temperature between sites and a large diurnal temperature swing occur. Livermore Valley is considered a Winkler Region III grape growing zone with temperatures comparable to northern Napa Valley appellations such as St. Helena or Calistoga. The relatively obscure Petite Sirah grape produced Livermore's best historically known red wine, although the climate also makes for interesting dessert wines as well as excellent Cabernet Sauvignon, Merlot and Rhone varieties. The original plantings of Sémillon and Sauvignon blanc
Alexandria Nicole Cellars Vineyard is the estate vineyard of Alexandria Nicole located in the Horse Heaven Hills AVA near Alder Ridge Vineyards between Champoux and Canoe Ridge Vineyards. First planted in 1998, the 367 acre estate has grown to include more than 258 acres planted with over 17 different varieties including relatively rare varieties like Petit Verdot, Tempranillo, Counoise, Petite Sirah, Mourvedre, Lemberger, Roussanne and Marsanne that are not widely grown in Washington State. The vineyard was planted in collaboration with the Boyles, the Mercer family (original owners of Champoux Vineyard) and noted Washington Rhone Ranger Doug McCrea of McCrea Cellars. When McCrea