The red grape variety (Breeding No. WE S 351) is a new breed between Blauer Limberger ( Blaufränkisch ) x Schwarzelbling ( Elbling ) what published through 2012 DNA analysis has been confirmed. The crossing took place in 1955 through August herald (1902-1973) at the State Research Institute vineyard in Württemberg. The name stems from the breeder's place of birth Neckarsulm. The variety protection was granted in 1985. The deep red, racy wine is similar to the Limberger ( Blaufränkisch ). The late ripening and very colorful variety is also excellent as a color teinturier (Dye grape) suitable. No stock was recorded for Germany in 2009; it is currently no longer being used for the construction of experimental wine-growing facilities.