Bordeaux wine regions Bordeaux wine regions The wine regions of Bordeaux are a large number of wine growing areas, differing widely in size and sometimes overlapping, which lie within the overarching wine region of Bordeaux, centred on the city of Bordeaux and covering the whole area of the Gironde department of Aquitaine. The Bordeaux region is naturally divided by the Gironde Estuary into a Left Bank area which includes the Médoc and Graves and a Right Bank area which includes the Libournais, Bourg and Blaye. The Médoc is itself divided into Haut-Médoc (the upstream or southern portion) and Bas-Médoc (the downstream or northern
Bordeaux wine vineyards were ruined by phylloxera infestations. The region's wine industry was rescued by grafting native vines on to pest-resistant American rootstock. The major reason for the success of winemaking in the Bordeaux region is an excellent environment for growing vines. The geological foundation of the region is limestone, leading to a soil structure that is heavy in calcium. The Gironde estuary dominates the regions along with its tributaries, the Garonne and the Dordogne rivers, and together irrigate the land and provide an Atlantic Climate, also known as an oceanic climate, for the region. Bordeaux lies at the center of the