 While its plantings declined during the 20th century, updates to the "encépagement" for Corsica's AOCs have been allocating increasingly higher proportions of red and "rosé" blends to the use of Nielluccio.Along with Sciacarello and Grenache, Nielluccio must compose at least 50% of the blend for red wines labeled under the general "Vin de Corse" AOC.As of 2000, there were 4000 acres (1,600 hectares) of Nielluccio planted on Corsica.