WLP066 London Fog Dry Yeast
WLP066 London Fog Dry Yeast

WLP066 London Fog Dry Yeast

$9.99
Brew expressive, hazy New England–style IPAs with White Labs WLP066 London Fog Dry Yeast, a dry ale strain that produces soft fruit esters, stable haze, and a smooth, pillowy mouthfeel. Each 11 g packet is formulated for approximately one 5-gallon batch and performs consistently in modern hop-forward beer styles.
  • Produces soft fruit esters and stable haze
  • Creates a smooth, pillowy mouthfeel
  • Ferments best at 64–72°F (18–22°C)
  • 75–82% attenuation with low to medium flocculation
  • Ideal for hazy IPAs, pale ales, and other hop-forward styles
Fermentation Temp Range
Each yeast strain has a temperature range where it performs best. Lagers require cooler temps, while Kveik yeasts can ferment in extreme heat. Maintaining the proper fermentation temperature for each yeast strain is crucial its health. Matching a yeast's ideal range to your environment (or your ability to control temp) is key to getting clean, consistent results.
Scale from 30°-120°F

White Labs WLP066 London Fog Dry Yeast is formulated for brewing hazy, hop-forward ales with a soft, rounded mouthfeel and expressive fruit character. It produces stable haze while allowing tropical and citrus hop aromas to remain vibrant throughout fermentation.

With 75–82% attenuation and low to medium flocculation, WLP066 creates full-bodied beers that finish balanced without becoming overly dry. It performs best between 64–72°F (18–22°C), where it develops the soft fruit esters and silky texture commonly associated with New England–style IPAs.

This strain is well suited for brewers looking to produce juicy IPAs, hazy pale ales, and other modern hop-forward beers. Its predictable dry yeast performance makes it easy to achieve consistent results from batch to batch.

WLP066 London Fog Dry Yeast is recommended for brewing:

  • American IPA
  • Barleywine
  • Blonde Ale
  • Brown Ale
  • Double IPA
  • English Bitter
  • English IPA
  • Hazy/Juicy IPA
  • Imperial Stout
  • Old Ale
  • Pale Ale
  • Porter
  • Red Ale
  • Scotch Ale
  • Stout

Yeast Format: Dry

Yeast Style: Ale

Flocculation: Low to Medium

Attenuation: 75–82%

STA1: Negative

Fermentation Temperature Range: 64–72°F (18–22°C)

Alcohol Tolerance: 5–10% ABV

Style Applications:

American IPA, Barleywine, Blonde Ale, Brown Ale, Double IPA, English Bitter, English IPA, Hazy/Juicy IPA, Imperial Stout, Old Ale, Pale Ale, Porter, Red Ale, Scotch Ale, Stout.

  • Pitch the full 11 g packet into well-oxygenated wort for approximately one 5-gallon batch.
  • Ferment between 64–72°F (18–22°C) to encourage expressive fruit esters and stable haze formation.
  • Maintain consistent fermentation temperatures to produce a smooth mouthfeel and balanced attenuation.
  • Pair with late hop additions and dry hopping to maximize juicy hop aroma and flavor.
  • Grains containing oats or wheat complement this strain's ability to produce the full, pillowy body expected in hazy IPAs.

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WLP066 London Fog Dry Yeast
$9.99

Frequently Asked Questions

Yes. WLP066 is an easy-to-use dry ale yeast that performs reliably for homebrewers brewing hazy and hop-forward beer styles.


Yes. Each 11 g packet is formulated to ferment approximately one 5 gallon batch of beer.


No. WLP066 is a dry yeast intended for direct pitching into properly aerated wort. A starter is generally not necessary.


For best results, ferment between 64–72°F (18–22°C) to encourage soft fruit esters, stable haze, and a smooth mouthfeel.


WLP066 is recommended for American IPA, Hazy/Juicy IPA, Double IPA, English IPA, Pale Ale, Blonde Ale, Brown Ale, English Bitter, Porter, Stout, Scotch Ale, Red Ale, Barleywine, Imperial Stout, and Old Ale.

Yes. WLP066 is designed to produce stable haze along with a soft, pillowy mouthfeel that is ideal for New England–style IPAs and other hazy ales.


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