The original estate vineyard is on Zinfandel Lane in the heart of Napa Valley , just south of St. Helena . It is also the home of our winery where the grapes from all our vineyards are brought for fermentation. Located on the valley floor between St. Helena and Rutherford , the soil type is Pleasanton loam, with a warm climate. 80 acres: Cabernet Sauvignon, Merlot and Chardonnay.