Winegrowers Supplies -  Vine variety information

Bronner  (originally known as Fr. 250-75)

Mother: Merzling
Father: Gm 6494 (Zarya Severa x Saint Laurent)

A white Piwi/disease-resistant variety.

Year of breeding: 1975
Country of origin: Germany
Breeder/License holder: Staatliches Weinbauinstitut Freiburg
Number of clones:

Year of entry into the German Federal Office's Varieties Register: protected since 1977
Area planted in Germany in : hectares
Area planted in England: none

Wine Character - colour:
                      - bouquet:
                      - palate: between Pinot blanc and Pinot gris; closer to Pinot blanc


Time of bud-burst: a week before average

Strength of growth: strong
Growth of side-shoots: average

Flowering time: a week before average
Flowering strength: very high

Leaf: - size:                           ;          - shape:
        - colour:
        - surface undulation:               - petiolar sinus:

Grape bunch: - size: medium, shouldered    - density: tight
Berries:        - size: medium                      - shape:
                   - skin colour:

Time of veraison: after average
Time of harvest: similar to Pinot blanc and Pinot gris

Grape yield: quite high
Must-weight: medium
Must-acidity: medium to high, similar to the Pinot varieties

Wood ripening: very good
Winter hardiness: very good
Wood colour:

Chlorosis resistance:
Resistance against - Oidium: high     - Peronospora: very high
                       - Botrytis:                      - Roter Brenner:
                       - Phomopsis                   - Stem-atrophy: very high

Preferred soil:
Suitable rootstocks:

Normal stem height:
Normal row spacing:
Vine spacing in the row:

Winter Pruning: eyes/buds per sq. metre of land occupied by the plant.

Advantages: well suited for making Sparkling Wine.

Disadvantages: early bud-burst.