It seems that the origin is Monferrato area at the end
of the eighteenth century; it then became popular in
Liguria, Oltrepò Pavese, and in Milan and Tortona
surroundings. In 1906, an ampelographic benchmarking
study, the Molon, indicated this wine varietal as that
of larger distribution in Italy.
The shoot apex is half-open and cottony, slightly reddish.
The leaf is average small size, five-lobed with V-shaped
petiolar sinus. The bunch is average size, pyramidal,
long, winged and with an average quantity of berries.
The berry is small and spherical, the skin is thick
and pruinose, black-blue coloured.
Budding period: early, beginning of April
Flowering period: early, end of April
Onset of ripening: average, half August
Grape ripening period: early, around September
Agronomic and growing attitudes
Plant growth habit: half dropping back
Plant vigour: average
Production per vine-stock: 2,4 kg/vine-stock
Bunch average weight: 130 g
It has a predilection for espalier training and Guyot
pruning. It has poor environmental adaptability; unsuitable
climate and soil can cause ripening problems.
Susceptibility to diseases
It is sensitive to the rain and to cryptogamic diseases.