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 ) proved to be wrong. The crossing took place in 1928 by Heinrich Birk (1898-1973) in the research institute Geisenheim (Rheingau). The late-ripening, somewhat unsustainable vine is well suited for cool climatic conditions. It produces more neutral-tasting white wines with a subtle grapey aroma. The variety has grown in Germany but ultimately not enforced. In England In 2010, two hectares of vineyards were reported (Statistics Kym Anderson ).
Pictures: Ursula Bruehl, Doris Schneider, Julius Kühn Institute (JKI)