ArticleMerlot: Noble grape of BordeauxWritten by Chik Brenneman. . . Merlot is the most common grape variety grown in France with about 280,000 acres.Already a member? Log InYou'll Also Like Article MEMBERS ONLY Norton: New World nobility The experts surmise Norton is likely a cross between V. aestivalis and an unknown V. vinifera species. There is possibly some contribution of V. labrusca. Article MEMBERS ONLY Grenache: An international blender In the vineyard, Grenache is extremely vigorous and needs a long growing season to mature all of its fruit.