DOC area for red wine in the Italian region of Piedmont
. The zone includes in its entirety the eponymous municipality of Boca, as well as parts of Cavallirio, Grignasco, Maggiora and Prato Sesia on the left bank of the Sesia River in the province of Novara. If the grapes come from classified vineyards, Vigna
can be indicated followed by the name of the vineyard. The wine is blended from Spanna = Nebbiolo
and/or Bonarda Novarese = Uva Rara
(10-30%) There is also a Riserva
with a higher alcohol content.