California wine Department of Viticulture and Enology. The seven leading grape varieties are: Other important red wine grapes include Barbera, Cabernet Franc, Carignan, Grenache, Malbec, Mourvèdre, Petite Sirah, Petit Verdot, Sangiovese, and Tannat. Important white wine varietals include Chenin blanc, French Colombard, Gewürztraminer, Marsanne, Muscat Canelli, Pinot blanc, Pinot gris, Riesling, Roussane, Sémillon, Trousseau gris, and Viognier. Up until the late 1980s, the Californian wine industry was dominated by the Bordeaux varietals and Chardonnay. Sales began to drop as wine drinkers grew bored with the familiarity of these wines. Groups of winemakers like Rhône Rangers and a new wave of Italian winemakers
Gamay is commonly grown in the Niagara Peninsula in Canada, some producers being in the Short Hills Bench, Beamsville Bench and St. David's Bench to mention a few, as well as in Prince Edward County. Chàteau des Charmes in Niagara-on-the-Lake has a regional clone which they discovered, Gamay Noir Droit, which is a recognized mutation. It is also grown successfully by a small number of wineries in Australia to make a range of wines including light bodied red wines suitable for early drinking. Gamay has also been introduced into Oregon's Willamette Valley wine region, a place known for its wines made