The white grape variety (also Geisenheim 17-52) is a new breed between Müller-Thurgau x White Gutedel ( Chasselas, According to published in 2012 DNA analysis the paternity of Chasselas Napoleon ( Bicane ) was found to be wrong. The cross was made in 1928 by Heinrich Birk (1898-1973) in the research institute Geisenheim (Rheingau). The late ripening, somewhat unprofitable vine is well suited for cool climatic conditions. It produces rather neutral tasting white wines with a subtle grape aroma. The variety has become in Germany but ultimately not enforced. In England two hectares of vineyards were shown in 2010 (Statistics Kym Anderson ).
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)