Massimo Brodu is a guardian farmer from Villa San Pietro who is dedicated to the conservation of the Granatza Grape variety, a local variety of vines that he guards in his orchard as a living legacy of the Sardinian viticultural tradition. In his daily work, Massimo keeps this typical cultivar in cultivation, preserving its genetic characteristics and the link with the rural landscape of the province of Cagliari. His activity not only supports regional agricultural biodiversity but also contributes to keeping alive the historical varieties that tell the story of local vineyards.