WLP400 Belgian Wit Ale - White Labs Yeast Pure Pitch Next GenSlightly phenolic and tart, this is the original yeast used to produce Wit in Belgium. Apparent attenuation: 74 78%. Flocculation: low medium. Optimum temp: 67 74 F NOTE: During summer months, we include complimentary ice packs will all liquid yeast orders. However, it is difficult to guarantee that the ice packs will stay frozen given transit times and particularly hot temperatures. For this reason, we recommend ordering dry yeast during summer