St. Francis Merlot Reserve is produced and grown exclusively from a 20 acre parcel situated in the heart of the estate vineyard in Sonoma Valley. The soil formation is distinctive, well-drained with rock, gravel and loam topsoils which yield small quantities of grapes per vine and an excellent concentration of fruit. The vineyards cool microclimate is moderated by breezes from the Pacific Ocean and the San Francisco Bay and characterized by the morning and evening fogs. These cool night temperatu...