Terret gris G
Name of the variety in France
Terret gris
Origin
This variety corresponds to the grey mutation of Terret noir.
Synonyms
In France, this variety can officially be called "Terret-Bourret" regarding plant propagation material.
Legal information
In France, Terret gris is officially listed in the "Catalogue of vine varieties" on the A list and classified. This variety is also listed in the catalogue of Croatia.
Use
Wine grape variety.
Evolution of cultivated areas in France
1958 1968 1979 1988 1998 2008 2018
ha 15017 13384 8987 6191 214 131 40
From 1958 to 1988, Terret blanc and gris.
Descriptive elements
The description corresponds to that of Terret noir except for the skin color of the berries when ripe, which is grey, and for the ellipsoid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 223 243 176 188 252 238 257 239
Allel 2 131 223 247 182 204 252 240 257 239
Phenology
Bud burst: 8 days after Chasselas.
Grape maturity: late-season, 4 weeks and a half to 5 weeks after Chasselas.
Suitability for cultivation and agronomic production
Terret gris has chacteristics comparable to thoses of Terret noir. It is also fairly susceptible to browning.
Susceptibility to diseases and pests
The behavior of Terret gris towards diseases is comparable to that of Terret noir.
Technological potentiality
The bunches and berries are large. Terret gris produces neutral wines with a low alcohol degree.
Clonal selection in France
The only certified Terret gris clone carries the number 1219. Selection work is underway following surveys carried out in the wine-growing region of Hérault. A conservatory of ten or so clones was planted in the French department of Hérault in 2003.
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.
- 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
1219 Hérault IFV 2014 Languedoc-Roussillon representative wines of the variety