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Imperial Yeast A10 - Darkness Ale Yeast

Imperial Yeast A10 - Darkness Ale Yeast


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Imperial Yeast A10 - Darkness Ale Yeast

Brewers love this yeast strain for dark beers. Its high alcohol tolerance make it a go-to for big beers.

A beautiful strain for stout, porter, brown, and amber ales. Darkness produces a unique character that matches up perfectly with roasted and caramel malts. This strain is alcohol tolerant, so don’t hesitate to throw high gravity worts its way.

Temperature: 17-22oC (62-72oF)
Flocculation: Medium
Attenuation: 71-75%
Alcohol Tolerance: 12%

Recommended beer styles

  • Stout, Irish Dry
  • American Stout
  • American Barleywine


Add a Cool Yeast Shipper to protect your yeast. To ensure optimum viability we recommend an ice pack for each vial of yeast. For extra protection insulated packaging is also available.