The winery is located in the city of Sonoma in California Sonoma County
(Region North Coast
). It was founded in 1976 when microbiologist Joel Peterson began to vinify wines on a small scale. He dealt mainly with the wine-growing methods of Burgundy and Bordeaux in France. Peterson experimented with it spontaneous fermentation
, long storage on the mash and aging in French oak barrels, which is still the basis of many wines today. He preferred the California coveted variety Zinfandel
, The first Zinfandel wine was harvested in the 200th year of US Independence during a raging thunderstorm, which resulted in the name and significant logo with three ravens as a ring on the bottle label. Today, the winery is owned by the US multinational Constellation Brands
(Centerra Wine Company), Joel Peterson is Senior Vice President.
It mainly red wines from the varieties Cabernet Sauvignon, Carignan (Mazuelo), Barbera, Petite Sirah (Durif), Malbec (Cot), Cabernet Franc, Petit Verdot, Merlot, Shiraz and Zinfandel produced. Among the few white wines are Chardonnay and Moscato (Muscat Blanc). The grapes are sourced from over one hundred Northern California contract growers from various AVA areas of Sonoma County Alexander Valley
, Dry Creek Valley, Russian River Valley
and Sonoma Valley, but also from other winegrowing regions like Lodi
. Mendocino County
and Napa Valley
delivered. The winemakers are in the management like pruning
, Care and artificial irrigation
as well as at the vintage advised and supported accordingly. The wines are produced in the Icon, Single Vineyard Designates, County Series and Vintners Blend lines.