This minimum temperature varies from region to region. Must weights vary in Germany from 110 Oechsle in the Mosel to 128 Oechsle in Baden. In Austria the figure is 25 KMW or 127 Oechsle. Any grape varieties may be used. Canada is now showing some potential as a producer of Eiswein too, where it is called Icewine .
Quantities are invariably very small.