Vineyard elevation: Minimum 200 m (660 ft); maximum 600 m (1,970 ft) Minimum alcohol level: 10.0% for Bianco; 10.5% for Rosato, Rosso, and Barbera; 11.0% for Nebbiolo, Spumante, and Novello Residual sugar: Spumante may be brut or extra dry Aging: No minimums specified