 Vineyards are typically planted on hillsides altitudes between 490–1150 ft (150-400 metre).The warmer south facing slopes are mainly used for Nebbiolo or Barbera while the cooler sites are planted with Dolcetto or Moscato.The majority of the region's winemaking (about 90%) takes place in the southern part of Piedmont around the towns of Alba (in Cuneo), Asti and Alessandria.