Brettanomyces claussenii | White Labs WLP645 Yeast

White Labs WLP645 Brettanomyces claussenii: Subtle Funk with Tropical Nuance Add Depth and Character to Wild Ales and Farmhouse Brews White Labs WLP645 Brettanomyces claussenii is a versatile Brett strain known for producing light funk alongside refined notes of pineapple, mango, and pear. Compared to other Brett strains, WLP645 is less aggressive in its barnyard character and is ideal for brewers seeking a more delicate, fruit-forward expression. It’s typically used in secondary fermentation to develop complexity over time, making it a great choice for farmhouse ales, mixed fermentations, and fruit-forward sour beers. Key Characteristics: Attenuation: 85%+ Flocculation: Low Alcohol Tolerance: Medium to High Fermentation Temperature Range: 70°F – 85°F (21°C – 29°C) STA1 Status: Positive Ideal for Brewing: Farmhouse Ales American Wild Ales Sours with Fruit Additions Mixed Culture Projects Why Choose WLP645 Brettanomyces claussenii? Refined Brett Profile: Produces tropical fru