The white grape variety (breeding no. WE 69-607-42) is a new breed between Sauvignon Blanc x Riesling, By the way, the two varieties are with the same parents Sauvignon Gryn and Sauvignon Sary emerged. The crossing took place in 1969 at the State Teaching and Research Institute vineyard in Württemberg. The variety protection was granted in 2013. The medium to late ripening vine produces fruity, strong white wines similar to Sauvignon Blanc with a pronounced citrus note.