The white grape is a new breed between Riesling x Sylvaner What was published in 2012 DNA analysis was confirmed. Incidentally, the same parents are also the varieties Oraniensteiner. Osteiner and Rieslaner emerged. The crossing took place in 1929 by Heinrich Birk (1898-1973) at the research institute Geisenheim, It was one of the many attempts to breed the Müller-Thurgau to understand, as one had wrongly still adopted the Silvaner as a parent. The variety has not prevailed; in 2010 was in Germany no inventory reported.
Pictures: Ursula Bruehl, Doris Schneider, Julius Kühn Institute (JKI)