Winegrowers Supplies
- Vine variety information
Staufer (originally known as Gf. Ga-54-14, then was named Silva)
Mother: Bacchus
Father: Villard blanc
A white Piwi/disease-resistant variety.
Year of breeding:
Country of origin: Germany
Breeder/License holder: Bundesforschungsanstalt für Rebenzüchtung Geilweilerhof,
Siebeldingen/Rheinpfalz
Number of clones: 0
Year of entry into the German Federal Office's Varieties Register:
Area planted in Germany in :
hectares
Area planted in England (as at August 2004): unknown, very little if any
Wine Character - colour:
- bouquet:
- palate: fresh, neutral,
somewhat reminiscent of Silvaner
Time of bud-burst:
Strength of growth: medium
Growth of side-shoots:
Flowering time:
Flowering strength:
Leaf: - size:
- shape:
- colour:
- surface undulation:
- petiolar sinus:
The leaves are strongly resistant to phylloxera
Grape bunch: - size: very large
- density: loose
Berries: - size: large
- shape:
- skin colour:
Time of veraison: middle
Time of harvest: late
Grape yield: high
Must-weight: medium
Must-acidity: medium-high
Wood ripening: good
Winter hardiness: sufficient
Wood colour:
Chlorosis resistance:
Resistance against - Oidium: very high - Peronospora: very
high
- Botrytis: high (a few individual berries may be affected)
- Roter Brenner:
- Phomopsis
- Stem-atrophy:
Spraying is hardly ever necessary
Preferred soil:
Suitable rootstocks: SO4 or 5BB
Normal stem height:
Normal row spacing: 1.8 to 2.0m
Vine spacing in the row:
Winter Pruning: eyes/buds per sq. metre of land occupied by the plant.
Advantages: Spraying is hardly ever necessary.
Disadvantages: A good site is necessary.