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West Coast Ale I - Omega Yeast OYL-004

Omega Yeast Labs

West Coast Ale I - Omega Yeast OYL-004


Popularly called “Chico,” West Coast Ale I is a reliable, versatile and popular neutral foundation for displays of malts and hops. Often used as a house strain, it is highly attenuative and moderately flocculent. And it ferments crisp and clean with light citrus notes under 66° F (19° C).

Similar to: Wyeast 1056 American Ale, Safale US-05, White Labs California Ale WLP001.

  • Flocculation: Medium-Low
  • Attenuation: 73-80%
  • Temperature Range: 60–73° F (16–23° C)
  • Alcohol Tolerance: 11%

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