For U.S. winemakers, growing the Vitis vinifera species highly prized in Europe has always been a struggle. Vinifera grapes often failed across the Atlantic due to differing climates, pests ...

ActiVin©, bioflavinols, catechin, condensed tannins, drue kerne, Endotelon©, enocianina, epicatechin, extrait de pepins de raisin, gallic acid, grape complex, grape ...

Black grapes have been grown in Europe and Asia for over 6,000 years. The black grapes we enjoy today (Vitis vinifera) come in two varieties — one grows in Western Asia near the Black Sea ...

Grapevine diseases like white rot pose growing threats to global viticulture, leading to major yield losses and economic ...

What Is Grape Seed Extract? The seeds used to make grape seed extract come from Vitis vinifera, the wild grape from which most wine grapes originate. This species is native to the Mediterranean ...

Two very hardy, higher-quality grape varieties have been developed by crossing Vitis riparia with other species. Both are good for fresh eating and jelly. ‘Beta,’ developed by Louis Suelter in ...