Château Branaire-Ducru is an estate in the Saint-Julien appellation of Bordeaux and was ranked a fourth growth in the 1855 Classification of the Medoc.The wines of Branaire-Ducru are pure in terms of their fruit and have the structure and integration to allow long aging. Château Branaire-Ducru is the estate's grand vin and approximately 300,000 bottles are produced a year. It is Cabernet Sauvignon dominant, with the addition of Merlot, Cabernet Franc and Petit Verdot. The wines spend 18 months on average in oak and are rested in the cellars before being released into the market. These are wines made to be opened after 10 years in the bottle and have some of the highest percentages of Cabernet Sauvignon seen in wines from Saint-Julien.