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Delaware (grape variety)

The white variety comes from the United States, Synonyms are Delavar, Delavar Rozovii, Delavar Serii, Delawar, Delaware Piros, Fehér Delaware, Gray Delaware, Heath Grape, Ladies Choice, Piros Delaware, Powell, Rose Colored Delaware, Ruff and Ruff Heath. The Swiss aristocrat Paul Henri Mallet-Prevost (1756-1833), who emigrated to the USA, bought a piece of land in 1794 New Jersey and dealt among other things with vine breeding. He is considered the breeder of the variety. According to in 2015 DNA analysis the parenthood that has always been accepted was confirmed. The variety is a cross ( Vitis aestivalis x Vitis labrusca ) x Vitis vinifera,

Delaware - grape and leaf

Mallet-Prevost handed over cuttings to Benjamin Heath (hence one of the synonyms). This followed in 1837 Ohio and took the vine with her. There he passed on cuttings to his neighbor Abraham Thompson. He was so enthusiastic that he sent cuttings to the Massachusetts Horticultural Society in 1855 and dubbed them "Grape from Delaware City, Ohio". The vine reached many states under the Delaware name. It was a crossing partner of the new varieties Beauty of Minnesota. brilliant. Delago. Dutchess. Headlight. Ithaca. Monroe and Reliance (2). Two openly bloomed Are seedlings Heunis and Jewel, The early ripening, low-yielding vine is relatively resistant to frost, very susceptible to wrong people mildew and Black spots disease, as well as a little less against powdery mildew, Botrytis and black rot, She is also sensitive to that phylloxera (which actually speaks for European genes). It produces white wines with a subtle Foxton,

The variety is in the northeast and midwest of the United States widespread and is used there as a wine grape for still wines (also Eiswein ) and sparkling wines, but also as table grape used. These are mostly Delaware, Michigan. Minnesota. new York (46 ha), Ohio (3 ha) and Pennsylvania (5 ha). There are also other stocks in Brazil. Japan (51 ha) and South Korea (100 ha). In Austria Delaware is one of the grape varieties for the local specialty Uhudler (no registration). In 2010, a total of 227 hectares were shown (Statistics Kym Anderson ).

Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)

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