Muscat Bleu N
Name of the variety in France
Muscat Bleu
Origin
Muscat bleu or 83/2 Garnier was obtained by M. Garnier in Geneva, Switzerland, in the 1930's. Based on genetic analyses carried out in Montpellier, this interspecific hybrid probably comes from a crossbreeding between 15/6 Garnier (Villard noir x Müller-Thurgau) and Muscat de Saint-Vallier (20473 Seyve-Villard).
Synonyms
In Austria, this variety is officially designated as "Muskat bleu". This synonym is officially recognized in France regarding plant propagation material.
Legal information
In France, Muscat Bleu is officially listed in the "Catalogue of vine varieties" since 2013 on the A list. This variety is also listed in the catalogue of Austria.
Use
Table grape variety.
Evolution of cultivated areas in France
2018
ha 0.1
Descriptive elements
The identification is based on:
- the tip of the young shoot with no or a very low density of prostate hairs,
- the young leaves with bronze spots and no prostate hairs,
- the shoots with red or red-striped internodes,
- the adult leaves entire or with three lobes, an open V- or U-shaped petiole sinus, large teeth, long compared to their width at the base with straight or convex sides, a low anthocyanin coloration of veins, an involute or sometimes twisted, finely blistered, slightly goffered leaf blade, and on the lower side of the leaves, no erect hairs and prostate hairs,
- the round-shaped or slightly ellipsoid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 141 223 237 176 180 256 248 235 255
Allel 2 147 236 249 186 186 262 254 237 255
Phenology
Bud burst: 1 day after Chasselas.
Grape maturity: early-season, same as Chasselas.
Suitability for cultivation and agronomic production
Muscat bleu has a semi-erect bearing. This variety is moderately vigorous and it is better to plant it into fertile enough soils. It can be susceptible to coulure and/or millerandage in case of bad weather during flowering.
Susceptibility to diseases and pests
Muscat bleu is tolerant to downy mildew and powdery mildew, but it must be grafted.
Technological potentiality
Muscat bleu’s bunches are medium in size and rather loose. The berries are medium to large, not very acidic, with a slightly muscat flavor, a moderately thick skin and a juicy pulp.
Clonal selection in France
The only certified Muscat bleu clone carries the number 1293.
Bibliographic references
- Documentary collections of the Centre de Ressources Biologiques de la Vigne de Vassal-Montpellier, INRAE - Montpellier SupAgro, Marseillan, France.
- Dictionnaire encyclopédique des cépages et de leurs synonymes. P. Galet, 2015. Ed. Libre&Solidaire, France.
- Cépages, principales variétés de vigne cultivées en Suisse. Ph. Dupraz et J.-L. Spring, 2010, Ed. Agroscope, Suisse.
- Cépages suisses, histoires et origins, J. Vouillamoz, 2017, Ed. Favre, Lausanne, Suisse.
- Taschenbuch der Rebsorten. W. Hillebrand et al., 2003, Allemagne.
Description of clones certified in France
Identity and availability Agronomic data Technological data Autres informations
Clone no. Marque Origin Selection Year of
certification
Agronomic
references
Surface area used
for propagation (year)
Fertility Production
level
Bunch
weight
Vigor Berry
size
Susceptibility
to grey rot
Sugar
level
Color
potential
Titrable
acidity
Tannic
structure
Aromatic
intensity
Oenological
suitability
New General
note
Agro-tecnic
note
Note
agronomique
Agronomic
note
Links
1293 Hérault IFV 2018