YeastMatch

White Labs WLP039 East Midlands Ale from White Labs: 19 to 21 C (66 to 70 F), 73 to 82 % attenuation, Medium tolerance, medium to high flocculation. Styles and substitutes.

Updated 05 September 2026.

White Labs WLP039 East Midlands Ale yeast: temperature, attenuation and alcohol tolerance

White Labs (liquid)

The published White Labs data for White Labs WLP039 East Midlands Ale, the styles it suits, and what to use if you cannot get it.

Gauge readout
Attenuation73 to 82 %
Alcohol toleranceMedium
Fermentation temp19 to 21 C (66 to 70 F)
Attenuation50%75%100%
Alcohol010%20% ABV
Temperature02040 C

Published technical data

ManufacturerWhite Labs (liquid)
SpeciesSaccharomyces cerevisiae, top-fermenting ale
Fermentation temperature19 to 21 C (66 to 70 F)
Apparent attenuation73 to 82 %
Alcohol toleranceMedium
FlocculationMedium to High

Notes

Recommended for English bitter, ESB, pale ale, IPA.

Character: Dry, characterful East Midlands ale with light fruit.

An East Midlands English strain that attenuates higher than most English yeasts, finishing dry while keeping light English fruit. Its higher attenuation suits an English IPA or a drier bitter. Medium to high flocculation clears it.

Substitutes and styles

Questions and answers

What is the manufacturer of the White Labs WLP039 East Midlands Ale yeast?

White Labs (liquid)

What is the species of the White Labs WLP039 East Midlands Ale yeast?

Saccharomyces cerevisiae, top-fermenting ale

What is the fermentation temperature of the White Labs WLP039 East Midlands Ale yeast?

19 to 21 C (66 to 70 F)

What is the apparent attenuation of the White Labs WLP039 East Midlands Ale yeast?

73 to 82 %