The black grape variety Vien de Nus owes its name to the locality located near Aosta , where it comes from and where it is still grown today. Its name actually means " Nus plant ". Together with Petit Rouge , it is the most cultivated and widespread native red grape variety in the wine-growing area of ​​the Aosta Valley. and like this it belongs to the family of native vines called “ Orious ”, evolved through continuous natural reproductions in their cultivation area. It forms the basis of some red wines of the Valle d’Aosta DOC .