Mother: Merzling
Father: Gm 6494 (Zarya sereva 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: 0

Year of entry into the German Federal Office's Varieties Register: 
Area planted in Germany in :        hectares
Area planted in England: 

Wine Character - colour: 
                      - bouquet: 
                      - palate: strong, fruity, like Pinot blanc

Time of bud-burst: 1 week before average

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

Flowering time: 1 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: late (a little after Pinot blanc)

Grape yield: quite high
Must-weight: medium
Must-acidity: medium

Wood ripening: 
Winter hardiness: 
Wood colour: 

Chlorosis resistance: 
Resistance against - Oidium: very 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: 

Disadvantages: