Loire, Château de Parnay, Le Blason de Parnay, AOC Saumur-Champigny, Rouge

Great history linked to Antoine Cristal : a famous winemaker from the Loire Valley in the early 1900's, who invented a singular growing technique : roots of the vines are on one side a wall (in the shadow), while the vines goes through the wall and the "head" is in the sun, and heated in the night by the stone of the wall. Where is this technique is being used , the plot of vine is called Clos d'Entre.