Valiant Grape (Vitis riparia x Vitis labrusca 'Valiant')Valiant is one of the most cold hardy grape cultivars, it can be easy handle 40C. It has dark blue medium sized grapes with seeds, and they ripen early. Excellent for grape juice or wine. Developed at South Dakota State University, 'Valiant' is a cross between the native Vitis riparia and the more common Vitis labrusca, combining excellent cold hardiness with good fruit quality. Can reach 15 20 feet, best grown in full sun. Moderately resistant to