WLP051 California Ale V Yeast From Northern California. This strain is more fruity than WLP001, and slightly more flocculent. Attenuation is lower, resulting in a fuller bodied beer than with WLP001. Attenuation: 70-75% Flocculation: Medium to High Optimum Fermentation Temperature: 66-70oF (19-21oC) Alcohol Tolerance: Medium-High.