The Casa do Valle’s Vineyards spreads out along both banks of river Tâmega. On the right margin in Cavez, Cabeceiras de Basto's County is dominated by sandy soils of granitic origin typical of the Minho. On the Left Bank of the river, the vineyards are planted in Cerva, Ribeira de Pena's County where we find different soils types of schist, loam and granite.