 Some 90 grape varieties are cultivated on an area of or more.Other grapes grown in Switzerland include hybrid varieties like Muscat bleu which had in cultivation for commercial winemaking 2009.For a long time, Switzerland lacked detailed national regulations regarding wine classification, which meant that it was to a large extent up to wine producers about what to put on wine labels; neither a German wine-style Prädikat system or a French wine-style appellation system was implemented, and as a non-EU member, Switzerland did not have to implement European Union wine regulations.