Perlette B
Name of vine variety in France
Perlette
Origin
This vine variety was obtained in 1936 by Harold P. Olmo in California by crossbreeding Reine des Vignes B and Sultanine B.
Synonymy
Regulations
In France, Perlette B is officially listed in the "Catalogue of vine varieties".

This vine variety is likewise listed in the Catalogues of other European Union member states: Austria, Spain, Italy, Portugal and Romania.
Use
Table grape vine variety
Evolution of area under vines in France
2000 2008 2016
ha 1 1 0.4
Description
Identification signs include:
- the tip of the young shoot has an absence or very slight coat of flat-lying hairs,
- the young leaves are green or yellow,
- orbicular or pentagonal-shaped leaves, whole or 3 lobes with an open petiolar sinus with a U-shaped base, short teeth compared to width at base, straight sides (principle veins are somewhat longer), an absence of anthocyanin coloration of veins; smooth and jagged leaf blade and the underside with an absence of very slight coat of upright and flat-lying hairs,
- round-shaped berries, generally with a simple flavor. Some berries may have a slightly aromatic or muscatée flavor.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 232 247 176 188 248 238 233 249
Allel 2 143 234 253 178 204 256 240 243 271
Phenology
Bud burst: 5 days before Chasselas.
Grape maturity: early, 1/2 week before Chasselas.
Suitability for cultivation and agronomic production
Perlette B displays moderate to strong vigor and grow semi-erect to horizontal. This vine variety must be trained and long-pruned.
Sensitivity to diseases and pests
Perlette B is somewhat susceptible to powdery mildew, downy mildew, excoriosis and to grey rot.
Technological potential
Perlette B grape clusters are moderate to large and fairly compact. The berries are seedless, small to moderate in size with moderately thick skin, juicy pulp and pleasantly flavored.
Clonal selection in France
There are no approved clones for this variety at the presenet time.
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.
- Dictionnaire encyclopédique des cépages. P. Galet, 2000, Ed. Hachette, Paris.