Ile Margaux is one of the oldest vineyards of the estuary of the Garonne grown without interruption, the vineyard has been planted since the XVIIIth century. When the Bordeaux wines classification was done in 1855, Ile Margaux’s vineyard was part of the property of Château Margaux. Since the beginning of the twenty-first century, it has been engaged in an ambitious sustainable development of the estuary, coastal agriculture based on environmental quality. The Organic certification process was initiated in 2011 and it is Certified Organic since 2015.