One of a very few Bordeaux chateaux whose production is all certified organic and biodynamic, the Peybonhomme les Tours is grown from 70% Merlot, 15% Cabernet Franc, 10% Cabernet Sauvignon, and 5% Malbec. Fermentation by indigenous yeast, minimal SO2 use, unfined, lightly filtered. Fermentation in stainless, élevage for 12 months in mostly neutral oak.