Blanc Dame B
Name of the variety in France
Blanc Dame
Origin
This variety is originally from the south west of France. Based on published genetic analyses, Blanc Dame is probably a descendant of Gouais blanc.
Synonyms
There is no officially recognized synonym in France nor in the other countries of the European Union, for this variety.
Legal information
In France, Blanc Dame is officially listed in the "Catalogue of vine varieties" on the A list and classified.
Use
Wine and spirits grape variety.
Evolution of cultivated areas in France
1958 1979 1988 2008 2018
ha 24 5 9 0.2 0.3
Descriptive elements
The identification is based on:
- the tip of the young shoot with a high density of prostate hairs,
- the yellow young leaves with slightly bronze spots,
- the shoots with red internodes,
- the large adult leaves, whole or with five lobes, a closed petiole sinus with overlapping lobes, moderate to long teeth with straight or convex sides, no anthocyanin coloration of veins, a twisted leaf blade, and on the lower side of the leaves, a low density of erect and prostate hairs, 
- the round-shaped or obloid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 229 243 176 188 244 238 245 239
Allel 2 149 238 249 186 204 252 248 257 271
Phenology
Bud burst: 4 days after Chasselas.
Grape maturity: mid-season, 3 weeks and a half after Chasselas.
Suitability for cultivation and agronomic production
This variety has a moderate vigor and a semi-erect bearing. The leaves are positioned in a particular way, with the leaves covering each other like roof tiles. Blanc Dame displays good fertility.
Susceptibility to diseases and pests
Blanc Dame is rather susceptible to fungal diseases.
Technological potentiality
The bunches and berries are medium in size. Blanc Dame produces rather fine, light bodied, supple and relatively low in acidity wines.
Clonal selection in France
The only certified Blanc Dame clone carries the number 1111.
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 - Montpellier SupAgro, Marseillan, France.
- Dictionnaire encyclopédique des cépages et de leurs synonymes. P. Galet, 2015, Ed. Libre&Solidaire, France.
- Traité général de viticulture, Ampélographie. P. Viala and V. Vermorel, 1901-1909, Ed. Masson, Paris, France.
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
1111 Gers IFV 2007