The white grape variety comes from Italy, Synonyms are Groppello Bianco, Nosella, Nosellara, Nosilla, Nosiola Gentile, Nusiola, Nusiola Gentile, Asparagus, Spargeren and Spatfelen. In spite of morphological No similarities to the variety durella be confused. According to 2007 DNA analysis is a presumably natural cross between the Valais variety Rèze x unknown partner. Since Rèze is also a parent of Groppello di Revò is the synonym Groppello Bianco. There is also a close genetic relationship to the variety Bonda, According to a non-verifiable hypothesis, it is said to be a descendant of Pliny the Elder (23-79) mentioned Uva raetica, from which the famous Raeticum was pressed.
The medium to late ripening, low-yielding vine is sensitive to spring frost as well as susceptible to Verrieseln, Real mildew and bunch rot, It produces straw-yellow, fruity, rather low-acid white wines with aromas of citrus and hazelnut (Nosiola is probably derived from the Italian "nocciola" = hazelnut) with light bitter Aftertaste. It is in the regions Trentino-Alto Adige and Veneto cultivated where they are in the DOC wines Trentino and valdadige (Etschtaler) is admitted. The variety is particularly suitable for the production of sweet wines and is used for a special one Vino Santo version used. The Italian acreage in 2010 was only 79 hectares with a strongly falling trend (Kym Anderson ).
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)