ArticleFlexible Frontenac: Making a case for this hybridWritten by Chik BrennemanScattered throughout the Upper Midwest and Rockies, Frontenac wines are making waves as winemakers learn to coax a lot of flavor from this red grape. Chik Brenneman offers several tips and tricks to working with this hybrid varietal.Already a member? Log InYou'll Also Like Article MEMBERS ONLY Classic Catawba: America’s first true wine grape Some people have called Zinfandel “America’s grape,” others say it should be Concord. Chik Brenneman is here to make the case for the first true North American wine grape variety: Catawba. Article MEMBERS ONLY Blaufränkisch or Lemberger: International grape of mystery As with many Old World grapes that are grown widely, Blaufränkisch goes by many names. And thanks to its versatility in the winery and cool-climate tolerance, its popularity is surging. Learn more about this mysterious grape.