AVA area in Sonoma County (Region North Coast ) in California, It extends from the city of Healdsburg in the south to the foothills of the Mayacamas Mountains on the border with Mendocino County in the North. In 1986 the limits were redefined, which partially overlapped with the AVA area Russian River. The valley has a length of almost 14 kilometers and a width of almost two to five kilometers. The history of viticulture goes back to the time of the gold rush. The valley was named after Cyrus Alexander (1805-1872), who came from San Diego in 1840 to find suitable ranch land. It finally marked an area of almost 20,000 hectares, which was then bought from the Mexican government. As a reward, he was given land of 3,600 hectares.
There he planted the first vineyard and an orchard near Healdsburg in 1846. As the first leader of the community, he built a school house and founded three churches. In the center of his former possession is the Alexander Valley Vineyards, which produces a red wine "Cyrus" in honor of the pioneer Alexander. The Alexander Valley is approximately 30,000 hectares, of which 5,600 hectares are cultivated. There is sandy loam in the valley floor and gravelly volcanic rock on the mountain slopes. Around 30 grape varieties are cultivated, the most important are Barbera, Cabernet Sauvignon, Cabernet Franc, Chardonnay, Gewurztraminer, JR (Riesling), Malbec (Cot), Merlot, Nebbiolo, Petite Sirah (Durif), Sangiovese, Syrah, Sauvignon Blanc, Viognier and Zinfandel. There are 30 wineries and around 250 grape farmers. Well-known producers are Clos du Bois. Gallo. Iron horse. Jordan. Kendall-Jackson. Ravenswood and Simi Winery,