Located in Geyserville, California, Clos du Bois farms approximately 800 acres of vines throughout Sonoma County and Coastal California. While Clos du Bois produces a number of value options, the higher-end Marlstone Bordeaux blend and BriarcrestCabernet Sauvignon are typically the highlights of our Clos du Bois reviews. Clos du Bois is also a Certified California Sustainable Wine growing winery. The winery utilizes over 4,000 solar panels to power practically the entire winery, the equivalent of providing electricity to more than 150 homes a year. Our Clos du Bois ratings below will provide more information on Clos du Bois and the wines it produces.