Lalvin Clos™
(Saccharomyces cerevisiae)

Selection from the Spanish Priorat region. Attributes include high alcohol tolerance and wide fermentation temperature range. Respects varietal character, adds complexity and minerality for red wines.

  • Suitable for organic wine (EU 2018/848)
  • Suitable for NOP
  • Vegan

Product detailsWine typesTechnical informationProduct documentationPairing
Product DescriptionDocumentation

Product details

LALVIN CLOS™ has been selected by the University of Rovira and Virgili in Spain (Biotecnología Enológica de la Facultad de Enología de Tarragona) from the Priorat, in the Tarragona area. LALVIN CLOS™ will enhance aromatic complexity, structure and mouthfeel. LALVIN CLOS™ is a versatile and reliable yeast that can tolerate difficult conditions such as high alcohol, low nutrient demand and wide fermentation temperature limits.

Selected by University of Rovira & Virgili - Spain

Wine types


Technical information

  • General sensory contribution: Enhances varietal characters and complexity.
  • Competitive factor: Active
  • Minimum temperature: 13 °C
  • Maximum temperature: 35 °C
  • Nutritional needs: Moderate
  • MLF compatibility: Strongly recommended
  • SO2production: Low
  • Fermentation rate: Fast
  • Alcohol tolerance: 17 %
  • Glycerol production: No info

Product documentation


  • Cabernet Sauvignon
  • Grenache