The white grape variety (German delight, pleasure, pleasure) is a new breed between Queen of the vineyards
x sultanina ( Sultana
) published in 2010 DNA analysis
, Synonyms are California 1220F21, De Light and Dilajt. The crossing took place in 1936 at the Agricultural Experiment Station of the University of California
by Dr. Harold P. Olmo
(1909-2006). The vine is called table grape
used and grown worldwide.