The white grape variety (also Würzburg B 51-4-10) is a new breed between Rieslaner x Müller-Thurgau what was released through 2012 DNA analysis has been confirmed. The cross was made in 1951 by Dr. Hans Breider (1908-2000) at the Bavarian State Institute for Viticulture and Horticulture in Würzburg, By the way, the two new breeds are with the same parents Albalonga and Montagna emerged. The variety protection was awarded in 1979. The name means "Fresh source" and refers to the fresh, racy taste of the Riesling-like white wines. In 2009, the variety was grown on one hectare in Franconia.
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)