White Labs WLP090 San Diego Super vs White Labs WLP001 California Ale: which to use
White Labs WLP090 San Diego Super: White Labs · White Labs WLP001 California Ale: White LabsThe two strains side by side on the numbers that decide it, and which to reach for.
Gauge readout
Attenuation76 to 83 % (79.5% typical)
Alcohol toleranceHigh tolerance
Fermentation temp18 to 20 C (65 to 68 F)
Attenuation50%75%100%
Alcohol010%20% ABV
Temperature02040 C
Published data side by side
| Manufacturer | White Labs WLP090 San Diego Super: White Labs · White Labs WLP001 California Ale: White Labs |
|---|---|
| White Labs WLP090 San Diego Super temperature | 18 to 20 C (65 to 68 F) |
| White Labs WLP001 California Ale temperature | 20 to 23 C (68 to 73 F) |
| White Labs WLP090 San Diego Super attenuation | 76 to 83 % (79.5% typical) |
| White Labs WLP001 California Ale attenuation | 73 to 80 % (73 to 80% published; 76.5% typical) |
| White Labs WLP090 San Diego Super alcohol tolerance | High tolerance |
| White Labs WLP001 California Ale alcohol tolerance | High tolerance |
| White Labs WLP090 San Diego Super flocculation | Medium to high |
| White Labs WLP001 California Ale flocculation | Medium |
Notes
Both are clean American strains, but WLP090 San Diego Super ferments faster, attenuates higher and tolerates more alcohol than the standard Chico WLP001.
Choose WLP001 for the classic, slightly less attenuative clean American profile.
Choose WLP090 for a fast, high-attenuation ferment in a big IPA or strong ale.
The strains in full
Sources: White Labs WLP090 San Diego Super specification (Brewer's Friend) · White Labs WLP001 California Ale specification (Brewer's Friend) · Brewstock Beer Yeast Comparison Chart (White Labs / Wyeast / Omega / Fermentis / Lallemand cross-reference)