Ridge, Lytton SpringsAlcohol percentage: 14. 8% Organic Area: A vineyard of old bush vines in Dry Creek, Sonoma, just north of Healdsburg; cultivated and marketed by Ridge since 1972. Theres an ideal combination of cool, foggy mornings and sunny afternoons, together with gravelly clay soils which retain moisture and help the grapes ripen slowly. All this reins in the otherwise over prolific Zinfandel vines. Grape variety: 74% Zinfandel, 15% Petite Sirah, 9% Carignan, 2%