Chenanson N
Name of the variety in France
Chenanson
Origin
This variety was obtained in 1958 by INRA by crossbreeding Grenache and Jurançon.
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, Chenanson is officially listed in the "Catalogue of vine varieties" on the A list and classified.
Use
Wine grape variety.
Evolution of cultivated areas in France
1988 2000 2008 2018
ha 250 571 605 437
Descriptive elements
The identification is based on:
- the tip of the young shoot with a high density of prostate hairs,
- the yellow or green young leaves,
- the shoots with red internodes,
- the circular adult leaves, with five lobes, an open U-shaped petiole sinus, short to medium teeth compared to their width at the base with straight sides, no anthocyanin coloration, and on the lower side of the leaves, a medium density of erect and prostate hairs,
- the round-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 135 223 239 188 188 252 248 233 239
Allel 2 149 236 262 191 202 258 254 243 251
Phenology
Bud burst: 3 days after Chasselas.
Grape maturity: mid-season, 2 weeks and a half to 3 weeks after Chasselas.
Suitability for cultivation and agronomic production
Chenanson is a very fertile variety which must be pruned short. This variety can be trained in gobelet and is adapted to hot and dry terroirs. Production needs to be managed, especially in the first years, since browning and dessication of the stems symptoms may appear (especially with SO4).
Susceptibility to diseases and pests
Chenanson is not very susceptible to grey rot.
Technological potentiality
The bunches are large and the berries are small. This variety produces supple, fruity, generous and distinctive wines.
Clonal selection in France
The only certified Chenanson clone carries the number 602.
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.
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
602 INRA 1978 Languedoc