Mother: Sirius
Father: Villard blanc

A white Piwi/disease-resistant variety.

Year of breeding: 1984 (chosen in 1990)
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: 2001 / 2004
Area planted in Germany in :        hectares
Area planted in England: none

Wine Character - colour: yellow-green
                      - bouquet: very Pinot like
                      - palate: very Pinot like, mild acidity, a 'stand alone' wine

Time of bud-burst: middle-late, as Riesling

Strength of growth: medium-strong
Growth of side-shoots: low to average

Flowering time: middle
Flowering strength: high to average

Leaf: - size: medium                        - shape: 3 lobed
        - colour: 
        - surface undulation: wooly       - petiolar sinus: open

Grape bunch: - size: medium             - density: 
Berries:        - size: medium             - shape: 
                   - skin colour: yellow-rose

Time of veraison: early to middle, as Müller-Thurgau
Time of harvest: not later than Müller-Thurgau

Grape yield: average to high
Must-weight: medium-high (15% above Müller-Thurgau)
Must-acidity: medium

Wood ripening: high to very high
Winter hardiness: 
Wood colour: dark brown

Chlorosis resistance: 
Resistance against - Oidium: high                 - Peronospora: very high
                       - Botrytis: average (a few individual berries may be affected)
                       - Roter Brenner: 
                       - Phomopsis                        - Stem-atrophy: 

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: appears very promising for the UK. Should not need any spraying.

Disadvantages: 

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