Martinborough has a large number of vineyards producing wines, notably Pinot noir. Clos de Vougeot is an AOC for red wine produced from Pinot noir. The name may also refer to wines created predominantly from Pinot noir grapes. It is a point genetic mutation of Pinot noir. Bridgeview is noted for its chardonnay, pinot gris and pinot noir. Despite this, some held great hopes for Pinot Noir. Like Pinot noir, Barolos are never opaque. The area is planted largely with Riesling, Sauvignon blanc and Pinot noir. Among countries planted with Pinot Noir, Germany ranks third behind France and the United States. In Oregon, the requirement is 90% for certain varietals, such as pinot noir. Gamay Beaujolais is considered to be an early ripening Californian clone of Pinot noir. Sopron's Blue Frankish and Pinot Noir wines are particularly prized. Virus infection and excessive cropping significantly add to the delaying of Pinot noir ripening. A Pinot Noir Festival is held in May. More recently, Chardonnay and Pinot noir wines have appeared.