This Old Vine Zinfandel is sourced from ancient vines in Contra Costa County. This wine is a blend of 76% Zinfandel, 8% Carignane, 8% Petite Sirah, and 8% Alicante Bouschet. All the grapes in this blend come from vineyard blocks with extremely sandy loam soils. The soil type of our pre-Phylloxera vines is Delhi Sandy Loam.