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Brewery microbes

QuestionAnswer
Produces lactic acid and diacetyl, cloudy beer and rope. Uses any sugar left after fermentation Pediococcus
Most common in cask conditioned beer. Grows rapidly even at low pH as is acid tolerant. Acetobacter
Obligate anaerobe thriving in very low DO levels, associated with biofilms and found in modern bright beer. Megaephaera
Produces lactic acid and diacetyl, cloudy and sour beer smelling of sour milk or honey Lactobacillus
Converts sugar into alcohol, acetaldehyde and hydrogen sulphide. Grows rapidly in sugar solutions. Zymomonas
Obligate anaerobe producing high levels of acetic acid and hydrogen sulphide. Pectinatus
Created by: Brewlab