Variety: Joannita Origin: Trentino, Italy Notes: Joannita is a very r are grape variety that was bred in 1968 by Johannes Zimmerman at the wine growing institute in Freiburg, Germany. It is a cross between Riesling, Seyve-Villard, Rulander and Gutedel that has proven to be fungus and disease resistant in cold, wet climates such as the high Alps.