Organic Yeast Strains
Grown in Portland, Oregon
Any of our yeast strains can be grown on gluten free media with a minimum order and extended lead time. Please call or email for more information about gluten free.
Extremely versatile English ale strain, allowing both malt and hops to shine.
Excellent yeast strain for any hop forward beer. Wonderfully suited for juicy, hazy New England IPAs.
Clean, moderate ester producer. Fine choice for a wide range of styles.
Commonly referred to as "chico" this yeast is a craft brewing standard, loved for its extremely clean character.
Beloved and highly flocculent British ale strain. Well suited for a variety of beer styles.
Brewers love this yeast strain for dark beers. Its high alcohol tolerance makes it a go-to for big beers.
American ale yeast strain, slightly ester forward and loves to play with hops.
Clean American brewing yeast strain. Excellent choice for big, high alcohol, hoppy beers.
“Wild” saccharomyces yeast strain known to produce a huge citrus fruit ester profile.
A24 Dry Hop
A blend of two highly popular yeast strains, well suited for hop forward beers.
Wonderful choice for hop forward beers. Lovely, clean profile that accentuates hops just right.
Traditional Scottish brewers yeast strain, well suited for malt forward beers.
Esters of oranges, lemons, and apricots combine to create hop forward beer perfection
Single isolate kveik known to produce huge tropical ester profile
The go-to for juicy, hazy, NE IPAs. Hardly a one-trick pony, it can also be a great choice as a house ale strain.
Norwegian Voss Kveik Strain. Highly versatile, can be used in a wide variety of beer styles.
Blend of 3 kveik strains conquers wort, leaving tropical fruit flavors in its wake.
Norwegian Hornindal Kveik Strain
A01GF House Gluten Free
Gluten Free version of this extremely versatile English ale strain, allowing both malt and hops to shine.
A07GF Flagship Gluten Free
This is the Gluten Free version of the strain commonly referred to as "chico". This yeast is a craft brewing standard, loved for its extremely clean character.
A traditional cider strain, Bubbles is a beautiful strain for fruit juice based fermentations.
A specialized wine yeast, Paramount is great for seltzer fermentations.
The go-to brewing yeast strain for wit beers.
Versatile and unique Belgian ale yeast, excellent choice for Belgian pale ales or IPAs.
B48 Triple Double
Classic high gravity Belgian strain for Trappist-style ales.
Saison…no problem. Belgian stout, dubbel… you bet.
Low phenol and ester profile make this the Belgian strain of choice to really let brett shine
Fantastic choice for a Belgian saison or farmhouse beer.
Excellent Abbey strain, good choice for all your high gravity Belgian fermentations.
Classic strain to produce French Saison where a balance of fruit esters and spicy phenols are necessary.
Are you stalling? When are you going to finish?
Excellent strain to use in Abbey or Belgian style fruit beers
Wild & Sour
F08 Sour Batch
An exclusive funky blend containing a low attenuating Belgian saison yeast, Lacto, and three Brett yeast strains.
W05 Brett Drei
Funky brett of Belgian origin
Classic brett strain known to produce pie cherry aromas
W12 Brett Claussenii
Brett Clausenii - Funky and Fruity!
Horse blanket and barnyard, what more do you want of a brett strain!?
W15 Suburban Brett
Proprietary to Imperial, this brettanomyces strain produces lovely pie cherry and tropical aromas.
W25 Lacto. Brevis
Excellent quick sour/kettle sour strain. Keep IBUs low!
Brewers love this traditional hefeweizen strain for any of their weizen beer needs!
Traditional Alt yeast strain however, this German ale strain can do just about anything.
Traditional Kölsch yeast strain, fairly flocculent and versatile.
Straight outta Cologne
Capri’s juicy ester aromatics, tropical flavors, and bright citrus notes emphasize the desirable qualities from the two popular parent strains: A38 Juice & A43 Loki.
The classic strain for California Common style beers
Flocculent and clean lager strain
Wildly popular lager strain, produces a classic lager profile.
Brewers love this lager yeast strain for its versatility; it will impress you with its ability to ferment pretty much any lager style you throw at it.
Clean and crisp northern European lager.
Wonderful choice for a house lager strain. Produces a clean fermentation and accentuates malt profile to create balanced and nuanced lagers.
Did I ferment that? Excellent choice for your Czech lager fermentations
L09 Que Bueno
Perfect strain to ferment your Mexican lager, Vienna lager, Maibock, and many more