Seinoir N
Name of vine variety in France
Seinoir
Origin
Seinoir N or 8745 Seibel (an interspecific hybrid) is drived from the crossbreeding of 5163 Seibel and 880 Seibel.
Synonymy
In France, this vine variety can officially be called "8745 Seibel" for plant propagating material.
Regulations
In France, Seinoir N is officialy listed in the "Catalogue of vine varieties".
Use
Wine vine variety
Evolution of area under vines in France
1958 1968 1998 2008 2016
ha 5139 4478 190 109 64
Description
Identification signs include:
-the tip fo the young shoot has a sparse coat of flat-lying hairs,
- bronze young leaves,
- pentagonal or orbicular-shaped adult leaves, whole or 3 lobes with a slightly open  V-shaped petiolar sinus or closed with slightly overlapping lobes, very long teeth compared to width at base, straight sides or with one convex and one concave side, an upturned and cupped leaf blade and the underside with a moderate coat of upright hairs, 
- round-shaped or short elliptical-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 242 243 178 188 244 240 237 255
Allel 2 137 261 249 186 194 260 242 241 255
Phenology
Bud burst: 6 days before Chasselas.
Grape maturity: period I, same as Chasselas.
Suitability for cultivation and agronomic production
Seinoir N is moderately vigorous.
Sensitivity to diseases and pests
Seinoir N is susceptible to downy mildew and grey rot but resists well against powdery mildew. It must likewise be grafted.
Technological potential
Grape clusters are small to moderate size and the berries are moderate size with a foxy and herbaceous flavor. Seinoir N produces mediocre, very colored wines with the presence of diglucoside anthocyanins.
Clonal selection in France
There are no approved clones for this vine 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.