Carcajolo blanc B
Name of vine variety in France
Carcajolo blanc
Origin
Carcajolo blanc B is a native vine variety from the vineyards of Corsica. It doesn't have the same shape as the white version of Carcajolo N.
Synonymy
No synonym is officially recognized in France, nor in the other countries of the European Union.
Regulations
In France, Carcajolo blanc B is officially listed in the "Catalogue of vine varieties".
Use
Wine vine variety
Evolution of area under vines in France
1958 1979 2016
ha 79 6 1.7
Description
Identification signs include:
- the tip fo the young shoots has a heavy coat of flat-lying hairs,
- the young leaves are yellow,
- adult leaves are dark green, 5, 7 or 9-lobed with an open petiolar sinus with a U-shaped base, deep lateral sinuses with a U-shaped base, moderate to long teeth with straight or convex sides, absence of anthocyanin pigmentation, a slightly revolute leaf blade and the underside with a slight coat of upright and flat-lying hairs,
- round-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 223 239 188 188 248 238 235 261
Allel 2 153 244 247 191 204 250 254 235 271
Phenology
Bud burst: same as Chasselas.
Grape maturity: period II, 3 weeks after Chasselas.
Suitability for cultivation and agronomic production
Carcajolo blanc B is a fairly productive vine variety and it requires careful training. It is reserved to hot and well-exposed terroirs in order to be able to reach a proper maturation.
Sensitivity to diseases and pests
Carcajolo blanc B is fairly susceptible to powdery mildew and to grey rot.
Technological potential
The grape clusters are large and the berries are moderate to large in size. Carcajolo blanc B displays low sugar accumulation potential. It produces average quality wines with good acidity but low alcohol degree.
Clonal selection in France
There are no approved clones for this variety at the present time. A conservatory with a dozen clones was set up in 2005 in Corsican vineyards.
Bibliographic references
- Catalogue des variétés et clones de vigne cultivés en France. Collectif, 2007, Ed. IFV, Le Grau-du-Roi.
- Documentation interne du Domaine de Vassal. 1949-2011, INRA, Marseillan-plage.
- Cépages et vignobles de France, tome 2. P. Galet, 1990, Ed. Dehan, Montpellier.
- Ampélographie. P. Viala et V. Vermorel, 1902-1910, Ed. Masson, Paris.