Johanniter
Johanniter is a white grape variety . The grape was grown in 1968 by Johannes Zimmermann of the wine-growing institute in Freiburg as fungus-resistant . It is the result of crossings between Riesling , Seyve-Villard , Ruländer , and Gutedel .
The grape was named after the breeder because he had such a forward-looking look as head of the Freiburger Institute regarding mold-resistant grape varieties. Outstanding agreement with her mother's grape de Riesling, are undeniable. Both the grape, the bunch and the leaf. The harvest time is a little earlier in the year.
Against false mildew and real mildew , the grape is fairly well resistant and furthermore frost proof . On the other hand, she is susceptible to chlorosis and susceptible to botrytis and black rot.
In order to obtain high quality wine from this grape, it is necessary to prune well
