The red grape variety is a complex interspecific new breed between Elmer Swenson 193 ( Minnesota 78 x Seneca ) x Elmer Swenson 283 (ES 114 x Seyval Blanc ). Synonyms are Elmer Swenson 242, ES 242 and Sainte Croix. They are genes from Vitis labrusca. Vitis lincecumii. Vitis riparia. Vitis rupestris and Vitis vinifera contain. The crossing of the hybrid was done in 1983 by the breeder Elmer Swenson (1913-2004) near Osceola (U.S. state Wisconsin ). By the way, the new breed is also with the same parents Sabrevois emerged. St. Croix was a crossing partner in the two new varieties Chisago and Pionnier,
The early to medium maturing vine is moderately susceptible to both mildews and Botrytis, however extreme hardy to minus 35 ° Celsius. It produces mild, low-tannin red wines without Foxton as well as flavors after tobacco and smoke which are mainly used as a waste. It is also for Tafeltraubent used. The variety is grown in Quebec / Canada, as well as in the US states Illinois (6 ha), Indiana. Iowa (12 ha), Minnesota (7 ha) and Pennsylvania grown. In 2010, the United States 25 hectares of vineyards reported (Kym Anderson ).
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)