White Labs WLP565 Belgian Saison I from White Labs: 20 to 24 C (68 to 75 F), 65 to 75 % attenuation, Medium tolerance, medium flocculation. Styles and substitutes.
Updated 05 September 2026.
White Labs WLP565 Belgian Saison I yeast: temperature, attenuation and alcohol tolerance
White Labs (liquid)The published White Labs data for White Labs WLP565 Belgian Saison I, the styles it suits, and what to use if you cannot get it.
Published technical data
| Manufacturer | White Labs (liquid) |
|---|---|
| Species | Saccharomyces cerevisiae, top-fermenting saison strain |
| Fermentation temperature | 20 to 24 C (68 to 75 F) |
| Apparent attenuation | 65 to 75 % |
| Alcohol tolerance | Medium |
| Flocculation | Medium |
Notes
Recommended for saison, farmhouse ale, Belgian table beer.
Character: Earthy, peppery Dupont-style saison character.
The Dupont saison strain, earthy and peppery, famous for stalling if it drops out of its warm range before finishing. Keep it hot, into the high 20s C, to push it to a dry saison finish. It is the reference farmhouse strain.
Substitutes and styles
Questions and answers
What is the manufacturer of the White Labs WLP565 Belgian Saison I yeast?
White Labs (liquid)
What is the species of the White Labs WLP565 Belgian Saison I yeast?
Saccharomyces cerevisiae, top-fermenting saison strain
What is the fermentation temperature of the White Labs WLP565 Belgian Saison I yeast?
20 to 24 C (68 to 75 F)
What is the apparent attenuation of the White Labs WLP565 Belgian Saison I yeast?
65 to 75 %