Oktoberfest/Marzen Lager Yeast | White Labs WLP820 Yeast

White Labs WLP820 Oktoberfest/Marzen Lager Yeast: Smooth, Malty Fermentation for Festbier Perfection Create Authentic German Lagers with a Full-Bodied, Balanced Finish White Labs WLP820 Oktoberfest/Marzen Lager Yeast is a true Bavarian strain ideal for brewing classic German lagers with a smooth, rich malt character. This yeast is known for its high flocculation and medium-low attenuation, resulting in beers with residual sweetness and fuller mouthfeel. It's perfect for traditional styles like Oktoberfest, Märzen, and other amber lagers where malt complexity and clean fermentation are essential. WLP820 ferments best at traditional lager temperatures and requires proper lagering to achieve brilliant clarity and flavor refinement. Key Characteristics: Attenuation: 65% – 73% Flocculation: High Alcohol Tolerance: Medium (up to ~9%) Fermentation Temperature Range: 52°F – 58°F (11°C – 14°C) STA1 Status: Negative Ideal for Brewing: Oktoberfest/Märzen Vienna Lager Amber Lagers Dortmund