See under wine-growing zone.
The criteria for the suitability of a region for viticulture are referred to as viticultural suitability. According to the climatic conditions, the countries of the EU are categorised into the three main zones A, B and (with 5 subzones) C with regard to viticulture:
A: Belgium, Denmark, most of Germany (except Baden), England, Ireland, Luxembourg, Netherlands, Poland, Sweden, Czech Republic (Cechy = Bohemia)
B: Germany (Baden only), northern/eastern France (Champagne, Alsace, Jura, Loire, Lorraine, Savoy), Austria, Slovakia (except Tokay), northern Slovenia (Podravje, Posavje), Romania (Podisul Transilvaniei), Czech Republic (Morava=Moravia)
C Ia: South/West France (Bordeaux, Burgundy, Provence, Rhône, Sud-Ouest), North Spain (Asturia, Cantabria, Coruna, Guipuzcoa, Viscaya), North...
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freier Autor und Weinberater (Fine, Vinum u.a.), Bad Krozingen