Some of the most popular varieties of grapes are: White (green) seedless - Perlette, Princess, Thompson, or Superior; Red Seedless - Crimson, Flame, Italian Muscat, Majestic, Ruby, Sunset, Emperor (red to purple); Red Seeded - the Red Globe; Black Seedless - the Black Marroo, Ribier, Autumn Royal, or Summer Royal, and the Special types - Concord, Niabelle, Muscadine, Champagne, and Black Corinth.
The White Green (Seedless) such as the Princess and Thompson green grapes have a thin skin and provide a sweet, juicy flavor. The Flame reds and Red Globe grapes have a soft skin with a flesh that provides a semi-sweet to slightly tart flavor. The Black seedless, such as the Marroo or Ribier grapes have a soft skin and very crisp inner meat that is juicy and has a mellow but sweet flavor. The Concord grape has a thicker skin that covers a jelly-like inner meat that can be squeezed out from the skin. This grape provides a tart taste and a distinctive flavor.
USDA Nutrition Facts