Calastra

Origin:

This is a white fungus resistant cross, made by the Weinbauinstitut Freiburg

Cross: Merzling x Gm 6495-3

Synonyms:

FR 456-82

Ripening time:

Relatively early, starting in the middle of September

Specials:

Very big and nice leaves, therefore often used for pergola.
Big, green and round berries. 

Resitance:

Very good against Oidium (powdery mildew) and Peronospora (downy mildew)