Wyeast 2124 Bohemian Lager yeast: temperature, attenuation and alcohol tolerance
Wyeast (liquid)The published Wyeast data for Wyeast 2124 Bohemian Lager, the styles it suits, and what to use if you cannot get it.
Gauge readout
Attenuation73 to 77 % (75% typical)
Alcohol tolerance9 % tolerance
Fermentation temp9 to 14 C (48 to 58 F)
Attenuation50%75%100%
Alcohol010%20% ABV
Temperature02040 C
Published technical data
| Manufacturer | Wyeast (liquid) |
|---|---|
| Species | Saccharomyces pastorianus, bottom-fermenting lager (Weihenstephan 34/70) |
| Fermentation temperature | 9 to 14 C (48 to 58 F) |
| Apparent attenuation | 73 to 77 % (75% typical) |
| Alcohol tolerance | 9 % tolerance |
| Flocculation | Medium |
Notes
Recommended for Bohemian Pilsner, German Pilsner, helles, any clean lager.
Character: Clean and neutral; the 34/70 strain in liquid form.
The liquid Weihenstephan 34/70, sharing origin with W-34/70 and WLP830, giving a clean neutral lager across the cold range. It is the reference liquid strain for a crisp German or Czech Pilsner. Ferment it cold and lager it for the smooth, neutral finish these styles need.
Substitutes and styles
Sources: Wyeast 2124 Bohemian Lager specification (Brewer's Friend) ยท SafLager W-34/70 equivalents discussion (Homebrew Talk)