The red grape variety (also Blauer Weinsberger, Helfensteyner) is a new breed between Pinot Précoce Noir ( Frühburgunder ) x Schiava Grossa what was released by in 2012 DNA analysis has been confirmed. The crossing took place in 1931 by August Herold (1902-1973) at the State Teaching and Research Institute vineyard in Württemberg. The name was given after the former castle near Geislingen. The variety protection was granted in 1960. The variety was a cross partner in the two new varieties Dornfelder and Hegel, The medium to late ripening vine is resistant to the real and the wrong mildew such as Botrytis but prone to Verrieseln and therefore uncertain in yield. In 2009 she occupied in Germany predominantly in the growing area Wuerttemberg 19 hectares of vines, the trend is falling.