The wine, which gained the DOC status in 1978, and upgraded to DOCG status from the 2007 vintage, is made from of 85% Sangiovese (which is also the base of the tuscan wines: Chianti, Brunello di Montalcino and Vino Nobile di Montepulciano). The remaining 0–15% of any non aromatic black grape varieties included in a list made and periodically updated by the local authorities.