The American vine grower Elmer Swenson (1913-2004) took over the operation of his grandfather at Osceola in the US state Wisconsin, He was inspired by the work of Texan botanist Thomas Volney Munson (1843-1913) and began to breed vines here from 1943 onwards.
For this he used, inter alia, as a base French hybrids from Seibel, One of his main breeding goals was against frost To create resilient varieties that are specifically designed for the cold and harsh winters, as well as for the relatively short ripening periods in the Northwestern US Minnesota and Wisconsin were suitable. In the period 1979 to 1989, he also worked at the University of Minnesota (Twin Cities), where he also several new varieties created. The others were born on his farm in Wisconsin.
He created about 30 new varieties, among other things Adalmiina. Brianna. Delisle. edelweiss. Espirit. La Crosse. Louise Swenson. Muscat Swenson. Pionnier. Prairie Star. Sabrevois. St. Croix. St. Pepin. Swenson Red and Swenson White, Due to his lectures he received the honorary title "The Godfather of Midwest Winemaking". See also below Viticulture personalities,