Clos de l'Oretiore is a Bordeaux wine producer located on the northeast slope of Saint-Émilion. The estate has a history dating back to the 1800s and was originally part of Château Peyreau's vineyard land. The château's 10.3-hectare (25-acre) vineyard is composed of sandy soils with clay subsoil. The site is Merlot dominant – around 90 percent is planted to Merlot, five percent to Cabernet Franc, and five to Cabernet Sauvignon.