The red grape variety is an interspecific new breed between Clinton x Black Hamburg ( Schiava Grossa ). Synonyms are Arnold 1, Arnold's Hybrid, Arnold's Hybrid 1, Canadian Hamburg, Canadian Hybrid, Challenge, Fekete Othello, Kék Othello, Mendoza, Otelo, Otelo Crno and Otello. They are genes from Vitis labrusca. Vitis riparia and Vitis vinifera contain. The crossing of the hybrid took place in Ontario in 1859 / Canada by the private breeder Charles Arnold, The variety was a cross partner in the new varieties Folle America and Gaillard 2 and was often used for rootstocks used. It is particularly suitable for calcareous soils. The vine produces strong, acidic red wines. At the time of phylloxera disaster It became especially popular in Europe from the mid-19th century France planted on a large scale. In Austria she used to be for the Uhudler used, but is now banned in the EU for wine production (see under Quality wine-grape varieties ).
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)