Custoza DOC

WHITE WINES

• Bianco (Wh): Minimum 70% Cortese (locally Bianca Fernanda), Friulano (aka Tai), Garganega, and/or Trebbiano Toscano, with maximum 45% of any one of those varieties; maximum 30% Chardonnay, Malvasia, Manzoni Bianco, Pinot Bianco, Riesling, and/or Welschriesling
• Superiore (Bianco)
• Riserva (Bianco)

SPARKLING WINES

• Spumante (WhSp): Minimum 70% Cortese, Friulano, Garganega, and/or Trebbiano Toscano (max. 45% of any one); maximum 30% Chardonnay, Malvasia, Manzoni Bianco, Pinot Bianco, Riesling, and/or Welschriesling

DESSERT AND SPECIALTY WINES

• Passito (WhSw): Minimum 70% Cortese, Friulano, Garganega, and/or Trebbiano Toscano (max. 45% of any one); maximum 30% Chardonnay, Malvasia, Manzoni Bianco, Pinot Bianco, Riesling, and/or Welschriesling

• After harvest, grapes for Passito must be dried to achieve a minimum potential alcohol level of 13.0%
• Spumante may be made by Metodo Classico (wines undergo second fermentation in bottles) or the Charmat (aka Martinotti) method (fermented in pressurized tanks)
• Minimum alcohol level: 11.0% for Bianco; 11.5% for Spumante; 12.0% for Passito (15.0% potential); 12.5% for Riserva and Superiore
• Residual sugar: Maximum 7 g/l (0.7%) for Bianco; Spumante can range from natural (zero dosage) to demisec
• Aging: For Bianco, minimum approx. 3 months (ERD = December 1, V); for Superiore, minimum 5 months (ERD = April 1, V+1); for Passito, minimum 10–12 months (ERD = September 1, V+1); for Riserva, minimum 12 months (ERD = November 1, V+1)