Villard blanc B
Name of the variety in France

Villard blanc
Origin

Villard blanc is an interspecific hybrid that results from a crossbreeding involving Subéreux (6905 Seibel).
Synonyms

In France, this variety can officially be called "12375 Seyve-Villard" regarding plant propagation material.
Legal information

In France, Villard blanc is officially listed in the "Catalogue of vine varieties" on the A list and classified. This variety is also listed in the catalogue of Hungary.
Use

Wine grape variety.
Evolution of cultivated areas in France

1958 | 1968 | 1998 | 2008 | 2018 | |
---|---|---|---|---|---|
ha | 19199 | 21397 | 1129 | 439 | 133 |
Descriptive elements

The identification is based on:
- the tip of the young shoot that is half open, with a low density of prostrate hairs,
- the reddish, very shiny young leaves,
- the circular or slightly kidney-shaped adult leaves, entire or with three lobes, with shallow lateral sinuses, an open U-shaped petiole sinus with sometimes naked petiole veins, big teeth, long compared to their width at the base with straight or convex sides, a weak or moderate anthocyanin coloration of veins, a smooth shiny leaf blade, and on the lower side of the leaves, no or a very low density of erect and prostrate hairs,
- the ovoid or narrow ellipsoid berries.
- the tip of the young shoot that is half open, with a low density of prostrate hairs,
- the reddish, very shiny young leaves,
- the circular or slightly kidney-shaped adult leaves, entire or with three lobes, with shallow lateral sinuses, an open U-shaped petiole sinus with sometimes naked petiole veins, big teeth, long compared to their width at the base with straight or convex sides, a weak or moderate anthocyanin coloration of veins, a smooth shiny leaf blade, and on the lower side of the leaves, no or a very low density of erect and prostrate hairs,
- the ovoid or narrow ellipsoid berries.
Genetic profile

Microsatellite | VVS2 | VVMD5 | VVMD7 | VVMD27 | VRZAG62 | VRZAG79 | VVMD25 | VVMD28 | VVMD32 |
---|---|---|---|---|---|---|---|---|---|
Allel 1 | 131 | 229 | 237 | 178 | 178 | 256 | 240 | 233 | 239 |
Allel 2 | 141 | 234 | 251 | 186 | 194 | 262 | 254 | 235 | 255 |
Phenology

Bud burst: 8 days after Chasselas.
Grape maturity: late-season, 4 weeks after Chasselas.
Grape maturity: late-season, 4 weeks after Chasselas.
Suitability for cultivation and agronomic production

Villard blanc is vigorous, fairly fertile with a semi-erect to horizontal bearing. It can be pruned short or moderately long and preferably trellised.
Susceptibility to diseases and pests

Villard blanc resists well to downy mildew and grey rot but is a little susceptible to powdery mildew and anthracnose. It should preferably be grafted.
Technological potentiality

The bunches are medium to large size, not very compact and the berries are also medium to large. Villard blanc produces ordinary quality wines.
Clonal selection in France

The only certified Villard blanc clone carries the number 1304.
Bibliographic references


- Catalogue des variétés et clones de vigne cultivés en France. Collectif, 2007, Ed. IFV, Le Grau-du-Roi, France.
- Documentary collections of the Centre de Ressources Biologiques de la Vigne de Vassal-Montpellier, INRAE - Institut Agro | Montpellier, Marseillan, France.
- Cépages et vignobles de France, tome 1. P. Galet, 1988, Ed. Dehan, Montpellier, France.
- Documentary collections of the Centre de Ressources Biologiques de la Vigne de Vassal-Montpellier, INRAE - Institut Agro | Montpellier, Marseillan, France.
- Cépages et vignobles de France, tome 1. P. Galet, 1988, Ed. Dehan, Montpellier, France.
Description of clones certified in France
