||Pretty regular and remarkable.
||Rustic autochthonous valley of valleys, cultivated throughout the center of the valley. . It is still quite widespread in the old vineyards of Aymavilles, often in association with the Petit rouge.
||Autochthonous vine of the Aosta Valley, widely described by the Gatta in 1838.
There are two biotypes: male Fumin and female Fumin.
||Leaf: medium in size, predominantly trilobata (with two other lobes just mentioned), open petiole (or U) pectoral breast, upper, shallow, open, lateral; Inferior (when they exist) very deep, open; Upper leaf glabra, slightly inferior fleece; Flap often slightly bent to the gutter, and so the lobes; Little toothed teeth, with little teeth, in two series; Smooth, glossy, greenish-green glaze surface with green loaded ribs, slightly protruding.
Acini: small, spherical or slightly crushed (discoids) with persistent, slightly prominent navel; Very pruinous skin, dark brown, medium thick, durable; Juicy but hard flesh; Almost colorless (slightly pink) juice, simple, but very sour.
||The wine that comes from the fumin shows a load of color, with a strong malvaceous tonality; The scent is broad, intense, slightly herbaceous, and enriches with maturation; The palate is dry, austere, of good acidity.
Fumin's wine does not lend itself to being drunk young but needs to be refined; It is best seen a few years after harvesting.
||It is part of the DOC Valle d'Aosta Torrette disciplines.
Resistance to adversity: It has always been considered a very rustic vine, especially cold and long-lasting, often in the region especially in the bottom of the valley; Also resists crytogamic (peronospora and oidio) diseases, rotting; A little less than the cries.