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LALVIN Opale YSEO is a specially selected yeast from the Institut Coopératif du Vin (ICV) from France. In comparison with other yeasts, LALVIN Opale YSEO yeast is characterized by the increased formation of volatile wine aromas. The yeast is particularly suitable for the development of aromatic white and rosé wines.

Saccharomyces cerevisiae, Saccharomyces yeast species for increase in fatty acid ester and reduction of 0,1-0,5 g/l malic acid
Suitable for
White, Rosé: Sauvignon Blanc, Syrah Rosé, Chardonnay, Pinot Gris, Pinot Blanc, Müller-Thurgau
Temperature, Dosage
15-30 °C, 25-30 g/hl

Core features

  • Suitable for Sauvignon Blanc, Syrah Rosé, Chardonnay
  • Fast fermentation starting (killer factor positive – K2 factor)
  • Moderate nutritional demand
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