 Schumann Farms Real Sweet and Mr. Buck's brand Vidalia Onions are perfect to bring your favorite dishes and your family together. Available now through Labor Day, Vidalia Onions are grown only in Georgia, and Schumann Farms is proud to help make your ball games and family gatherings a little sweeter. So this summer, look for Schumann Farms Real Sweet and Mr. Buck's brand Vidalia Onions at your local grocery store. Schumann Farms, the Georgia family farm growing tradition and the world's sweetest onions.