Grenache gris G
Name of the variety in France

Grenache gris
Origin

This variety corresponds to the grey mutation of Grenache.
Synonyms

In Spain, Grenache gris is officially designated as "Garnache Roja". This synonym is officially recognized in France regarding plant propagation material.
Legal information

In France, Grenache 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 Spain.
Use

Wine grape variety.
Evolution of cultivated areas in France

1958 | 1968 | 1979 | 1988 | 2000 | 2008 | 2018 | |
---|---|---|---|---|---|---|---|
ha | 8652 | 9362 | 16286 | 12083 | 2926 | 1683 | 1754 |
From 1958 to 1988, Grenache blanc and gris.
Descriptive elements

The identification is similar to that of Grenache, except for the skin color of the berries when ripe, which is grey in this case.
Genetic profile

Microsatellite | VVS2 | VVMD5 | VVMD7 | VVMD27 | VRZAG62 | VRZAG79 | VVMD25 | VVMD28 | VVMD32 |
---|---|---|---|---|---|---|---|---|---|
Allel 1 | 135 | 223 | 239 | 191 | 188 | 258 | 240 | 243 | 239 |
Allel 2 | 143 | 238 | 243 | 191 | 188 | 258 | 254 | 243 | 249 |
Phenology

Bud burst: 5 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

The aptitudes are close to those of other types of Grenache, but this variety would appear to be a little more productive than Grenache blanc.
Susceptibility to diseases and pests

The susceptibilities and tolerances and Grenache gris seem identical to those of Grenache blanc, but with a greater sensitivity to grey rot.
Technological potentiality

The bunches and berries are small to medium in size. Grenache gris is especially used to produce sweet wines and grey wines, "vins gris" (in the sands of the Mediterranean coast).
Clonal selection in France

The three certified Grenache gris clones carry the numbers 147, 148 and 150. Surveys have recently been carried out in the wine-growing region of Banyuls (French department of Pyrénées-Orientales).
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.
- 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
