Garonnet N
Name of vine variety in France
Garonnet
Origin
Garonnet N or 18 283 Seyve-Villard (an interspecific hybrid) results from the crossbreeding of Chancellor N (or 7053 Seibel) and Subéreux N (or 6905 Seibel).
Synonymy
In France, this variety can officially be called "18283 Seyve-Villard" for plant propagation matter.
Regulations
In France, Garonnet N is officially listed in the "Catalogue of vine varieties".
Use
Wine vine variety.
Evolution of area under vines in France
1958 1968 1988 2000 2008 2016
ha 4902 4604 56 29 19 10
Description
Identification signs include:
- the tips of the young shoots have a slight coat of flat-lying hairs,
- the young leaves are green,
- adult leaves are orbicular-shaped, 5 lobes with a slightly open or closed U-shaped petiolar sinus, moderate size teeth with straight sides, an upturned leaf blade, cupped and the underside with an absence or slight coat of upright and flat-lying hairs,
 - round-shaped or ovoid-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 223 243 184 188 250 240 227 255
Allel 2 143 232 251 186 194 262 240 257 271
Phenology
Bud burst: same as Chasselas. Grape maturity: period II, 2 weeks after  Chasselas.
Suitability for cultivation and agronomic production
Garonnet N is vigorous, fairly ferile and grows semi-erect which can be managed by moderate long pruning. Garonnet N is likewise somewhat susceptibleto drought. 
Sensitivity to diseases and pests
Garonnet N is fairly susceptible to downy mildew, powdery mildew and grey rot. This variety must be grafted.
Technological potential
The grape clusters are moderate to large in size, compact and the berries are moderate in size. Garonnet N produces ordinary quality wine, not very intense color but with the presence of diglucoside anthocyanins.
Clonal selection in France
There are no approved clones for this variety at the present time.
Bibliographic references
- Catalogue des variétés et clones de vigne cultivés en France. Collectif, 2007, Ed. IFV, Le Grau-du-Roi.
- Documentation interne du Domaine de Vassal. 1949-2011, INRA, Marseillan-plage.
- Cépages et vignobles de France, tome 1. P. Galet, 1988, Ed. Dehan, Montpellier.
Description of clones approved in France
Identity and availability Agronomic data Technical data
Clone number Origin Selection Fertility Production level Sugar content Potential color
Year approved Agronomic references Weight of grape clusters Vigor Total acidity Tannic structure
Growing surface area Size of berries Sensitivity to Botrytis Aromatic intensity Oenological aptitudes
1193  Hérault  IFV - INRA        
 2013  Languedoc-Roussillon        
         distinctive wines of the vine variety