Still Red Wine: minimum 90% Ruchè + maximum 10% Brachetto and/or Barbera. Aged min 24 months for Riserva, 24 months of which min 12 months in oak for Riserva with a mention of vineyard.
The production area for Ruché di Castagnole Monferrato DOCG is limited to the municipality of Castagnole Monferrato and a few surrounding villages in the Asti province of the Piedmont region.
Ruchè is a rare and ancient grape variety indigenous to the Piedmont region.