Winegrowers Supplies
- Vine variety information
Bolero (originally known as Gm 8221-3)
Mother: Gm 6427-5 (Rotberger x Reichensteiner)
Father: Chancellor (Seibel 7053)
A red Piwi/disease-resistant variety.
Year of breeding: 1982
Country of origin: Germany
Breeder/License holder: Forschungsanstalt Geisenheim / Rheingau,
Fachgebiet Rebenzüchtung und Rebenveredlung
Number of clones:
Year of entry into the German Federal Office's Varieties Register:
Area planted in Germany:
hectares
Area planted in England: none (showing promise in Denmark)
Wine Character - colour: ruby red
- bouquet: of ripe red fruit
- palate: harmonious tannins
Gm 8:
Gm 19:
Time of bud-burst: with Portugieser
Strength of growth: weak to middle
Growth of side-shoots: low
Flowering time:
Flowering strength:
Leaf: - size:
- shape:
- colour:
- surface undulation:
- petiolar sinus:
Grape bunch: - size:
- density: quite loose
Berries: - size:
- shape:
- skin colour: dark
red
Time of veraison:
Time of harvest: quite early, before Pinot noir
Grape yield: good, 20% more than Pinot noir
Must-weight: good
Must-acidity: quite low
Wood ripening:
Winter hardiness:
Wood colour:
Chlorosis resistance:
Susceptibility to - Oidium: very low
- Peronospora: low to middle
- Botrytis: low
- Roter Brenner:
- Phomopsis:
- Stem-atrophy: very low (strong stalks)
Preferred soil:
Suitable rootstocks: needs a relatively strong rootstock
Normal stem height:
Normal row spacing:
Vine spacing in the row:
Winter Pruning:
Advantages:
Disadvantages:
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