Vitis 'Frontenac' (Frontenac Wine Grape)

The Frontenac wine grape, scientifically known as Vitis 'Frontenac', is a cold-hardy grape cultivar primarily used for wine production. It is an interspecific hybrid with a complex parentage that includes Vitis riparia and Vitis vinifera. The grapes produced by Frontenac are dark blue, with a high acidity and a distinct flavor profile that is often described as rich and intense. This grapevine is well-suited for cooler climates and can withstand temperatures as low as -30 degrees Fahrenheit.