Lauzet B
Name of vine variety in France
Lauzet
Origin
This is a native vine variety from the Pyrenees region vineyards.
Synonymy
No synonym is officially recognized in France for this variety, nor in other countries in the European Union.
Regulations
In France, Lauzet B is officially listed in the "Catalogue of vine varieties".
Use
Wine vine variety
Evolution of area under vines in France
1958 1979 1988 2000 2008 2016
ha 19 1 2 1 1 5.2
Description
Identification signs include:
- the tip of the young shoots has a heavy coat of flat-lying hairs,
- adult leaves are small to moderate sized, 5 or 7 lobes with a slightly opne or closed petiolar sinus, with the base sometimes limited by a vein near the petiolar point, very deep lateral sinuses, open with a U-shaped base, short teeth compared to width at base, moderate to heavy anthocyanin pigmentation of veins, a slightly revolute leaf blade and the underside with a moderate to heavy coat of upright and flat-lying hairs,
- round-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 227 239 186 188 252 248 233 255
Allel 2 153 236 257 188 204 252 266 257 271
Phenology
Bud burst: 5 days after Chasselas.
Grape maturity: period III, 4 weeks after Chasselas.
Suitability for cultivation and agronomic production
Lauzet B is fairly vigorous and is generally long pruned.
Sensitivity to diseases and pests
This variety is somewhat susceptible to grey rot.
Technological potential
The grape clusters are small and the berries are very small. Lauzet B has intersting quality potential. This variety can be used to produce dry wines which are rich in alcohol while maintaining good acidity with fruity and spicy aromas.
Clonal selection in France
The 3 approved Lauzet B clones carry the numbers 732, 862 and 896. A conservatory of a dozen clones has been set up in the Jurançon region (Pyrénées- Atlantiques) 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.
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
732  Pyrénées-Atlantiques  ENTAV        
 1981  Sud-Ouest        
         
Little difference between the three small distribution Lauzet B clones. Clone 862 is the only one to have a higher sugar content and displays less susceptibility to grey rot. All three clones produce good distinctive wines.
862  Pyrénées-Atlantiques  ENTAV        
 1986  Sud-Ouest        
         
Little difference between the three small distribution Lauzet B clones. Clone 862 is the only one to have a higher sugar content and displays less susceptibility to grey rot. All three clones produce good distinctive wines.
896  Pyrénées-Atlantiques  ENTAV        
 1987  Sud-Ouest        
         
Little difference between the three small distribution Lauzet B clones. Clone 862 is the only one to have a higher sugar content and displays less susceptibility to grey rot. All three clones produce good distinctive wines.