The white grape is an interspecific new breed between White Concord ( Niagara ) x a pollen mix of the two varieties Delaware and Walter. Synonyms are Duchess and Riesling de Caldas. They are genes of Vitis aestivalis. Vitis labrusca and Vitis vinifera contain. The intersection of hybrid took place in 1868 in Poughkeepsie in the eponymous Dutchess County (US state of New York) by the breeder Andrew Jackson Caywood. The late-ripening vine is prone to Botrytis, both mildews and Black spots disease, She produces white wines with subtle Foxton and citrus flavors. The variety is also called table grape used. It will be in the US state new York (Finger Lakes), as well as in Canada (Ontario) and Brazil grown. In 2010, however, no stocks were reported (Statistics Kym Anderson ).
Pictures: Ursula Bruehl, Doris Schneider, Julius Kühn Institute (JKI)