SafAle US-05
Dry Ale yeast from Fermentis.
Lab
Fermentis· Ale · Dry · US-05
Specs
Attenuation
78–82%
The share of sugars the yeast ferments out. Higher attenuation means a drier, stronger beer.
Optimal temp
12–25°C
54–77°F
The range where this strain ferments cleanly, without throwing off-flavors. Most brewers pitch near the low end.
Flocculation
Medium
How readily the yeast clumps together and drops clear once fermentation winds down.
Alcohol tolerance
≈11% ABV
The rough ABV ceiling where the yeast stresses out and stops fermenting.
Genetic traits
Phenolics
POF−
Ferments clean
Phenolically clean (POF-negative). No clove or spice, so malt, esters, and hops come through unmasked. The norm for American and British ales and most lagers.
Diastatic
STA-1−
Not diastatic
Does not carry the STA1 (diastaticus) gene. It attenuates normally, with no diastaticus over-attenuation or gushing risk.
Potential substitutes for SafAle US-05
Usually used in
AlesPale Ale & IPA
Common questions
- What is SafAle US-05's attenuation?
- 78–82% apparent attenuation.
- What temperature should I ferment SafAle US-05 at?
- 12–25°C is the recommended range.
- What beer styles is SafAle US-05 good for?
- Ales and Pale Ale & IPA.
- What can I substitute for SafAle US-05?
- WLP001 California Ale Yeast, OYL-004 West Coast Ale I, 1056 American Ale, and A07 Flagship.
Brew with SafAle US-05
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