Claverie B
Name of vine variety in France
Claverie
Origin
This vine variety is originally from the south west of France.
Synonymy
No synonym is officially recognized in France, nor in other countries in the European Union.
Regulations
In France, Claverie B is officially listed in the "Catalogue of vine varieties".
Use
Wine vine variety
Evolution of area under vines in France
1958 1968 1979 1988 2000 2008 2016
ha 213 100 43 23 3 1 3.8
Description
Identification signs include:
- the tip of the young shoot has a very heavy coat of flat-lying hairs,
- the young leaves are green or yellow,
- adult leaves are dark gren, orbicular with 3 or 5 lobes with a petiolar sinus closed at bottom and oftentimes limited by the vein near the petiolar point. small teeth, moderate to long compared to width at base, straight sides, an absence of anthocyanin pigmentation, jagged leaf blade, cupped and the underside with a sparse to moderate coat of upright hairs and a moderate to heavy coat of flat-lying hairs,
- short elliptical shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 223 249 178 200 252 240 233 239
Allel 2 145 238 249 186 202 260 254 267 257
Phenology
Bud burst: 9 days after Chasselas.
Grape maturity: period III, 4 and 1/2 weeks after Chasselas.
Suitability for cultivation and agronomic production
Claverie B is a vigorous variety, but not very fertile when short pruned.
Sensitivity to diseases and pests
Claverie B is very susceptible to powdery mildew and anthracnosis.
Technological potential
The grape clusters are large and the berries are moderate to large in size. Claverie B produces light, fairly neutral, moderately alcoholic and relatevely acid wines.
Clonal selection in France
The only approved Claverie B clone carries the number 1116. A conservatory of 45 clones was set up in 2003 in the Landes region.
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.
Description of clones approved in France
Identity and availability Agronomic data Technical data
Clone number Origin Selection Fertility Production level Sugar content Potential color
Year approved Agronomic references Weight of grape clusters Vigor Total acidity Tannic structure
Growing surface area Size of berries Sensitivity to Botrytis Aromatic intensity Oenological aptitudes
1116  Gers  IFV        
 2008          
         distinctive wines of the vine variety