Based on a suggestion from a colleague, Lange decided to work a harvest at Division Winemaking Co. in Portland. He was hooked. Lange eventually became the associate winemaker and assistant vineyard ...

“We’re just doing classical breeding and seeing what comes out.” Most grapes are crossbred with Vitis riparia, a cold-hardy grape native to Minnesota, Thull said. Treiber said the problem with Vitis ...

These are almost always plants of our native riverbank grape, Vitis riparia. The range of North America’s most cold-hardy grape species, Vitis riparia, (meaning “of the riverbank,” its ...

Self-pollinated L1 dwarf seed and seed obtained from outcrossing the L1 dwarf with Vitis riparia were cold-treated for at least 3 weeks before scarification and germination in light on moistened ...

A hardy grape native to North America, Vitis Riparia is one of the phylloxera-resistant rootstocks used with Vitis Vinifera grape varieties. Sign Up for Free Email Newsletters Sign up for Wine ...