San Valentino used in the vineyard of the biodynamic farming techniques according to the directives of the famous agronomist Michel Barbaud: no synthetic chemicals, harmonization of chemical values of the soil in the vineyard planting plants that help restore the correct and natural values of the chemical elements. For example, among the vines, and periodically rotating oats, field beans, leguminacee are typically planted that serve to add to rebalance the organoleptic components of the soil in a natural and spontaneous manner.