Skip to content

Wild Yeasts & Bacteria

Wild yeasts and bacteria bring complexity, funk, and acidity to brewing, allowing homebrewers to craft unique sour, funky, and mixed-fermentation beers. Traditionally used in styles like Lambic, Berliner Weisse, Gose, and American Wild Ales, these organisms contribute flavors ranging from fruity and tart to earthy and barnyard-like.

Our Wild Yeasts & Bacteria collection includes a variety of Brettanomyces, Lactobacillus, Pediococcus, and mixed cultures from industry-leading brands like White Labs, Wyeast, and Omega Yeast. Brettanomyces is known for its distinct funk and tropical fruit notes, while Lactobacillus and Pediococcus produce lactic acid for controlled souring. Mixed cultures provide a combination of wild yeast and bacteria, creating layered flavors that develop over time.

These wild fermenting organisms can be used for primary fermentation, secondary aging, or blending, depending on the desired intensity of funk and acidity. Whether you're looking to experiment with a 100% Brett fermentation, add a tart kick to a kettle sour, or craft a barrel-aged mixed-culture masterpiece, this collection offers everything needed for creative and expressive fermentation.


Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

All the Bretts Yeast | Omega Yeast OYL-218

Omega Yeast
4 in stock

Omega Yeast OYL-218 All the Bretts : Complex Funk for Creative Brews Craft Unique and Funky Beers with Brettanomyces Blends Omega Yeast OYL-218 All...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Amalgamation V Brettanomyces Blend | WLP4643 | Vault Strain

White Labs
Only 1 left!

White Labs Amalgamation V Brettanomyces Blend WLP4643 A Limited-Release Blend for Complex and Dynamic Fermentations White Labs Amalgamation V Brett...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

American Farmhouse Yeast Blend | White Labs WLP670 Yeast | Vault Strain

White Labs
Only 1 left!

Farmhouse & Saison Complexity in a Single Pitch WLP670 American Farmhouse Ale Blend is a next-generation liquid yeast combining a clean America...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

Belgian Lambic Blend Yeast | Wyeast 3278 Yeast

Wyeast
Only 1 left!

Wyeast 3278 Belgian Lambic Blend Yeast Traditional Lambic Fermentation with Complex Sour & Funky Depth Wyeast 3278 Belgian Lambic Blend is a ca...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Belgian Sour Mix 1 | White Labs WLP655 Yeast | Vault Strain

White Labs
Only 1 left!

White Labs WLP655 Belgian Sour Mix #1: Mixed Culture Blend for Clean, Complex Sours Create Crisp Belgian-Style Sours with Balanced Funk and Tartnes...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Berliner Weisse Blend Yeast | White Labs WLP630 Yeast

White Labs
Only 1 left!

White Labs WLP630 Berliner Weisse Blend Yeast: Crisp & Refreshing with Authentic Sour Character Produce Tart, Effervescent Berliner Weisse with...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

Brettanomyces Blend #3 BRING ON DA FUNK | Omega Yeast OYL-212

Omega Yeast
4 in stock

Infuse Your Beers with Bold Funk and Depth Omega Yeast OYL-212 Brettanomyces Blend #3: BRING ON DA FUNK is a dynamic blend of Brettanomyces strains...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Brettanomyces bruxellensis Trois Vrai | White Labs WLP648

White Labs
Only 1 left!

White Labs WLP648 Brettanomyces bruxellensis “Trois Vrai”: Clean, Fruity, and Versatile Farmhouse Brett Introduce Gentle Funk and Delicate Fruit No...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Brettanomyces bruxellensis | White Labs WLP650 Yeast

White Labs
Only 1 left!

White Labs WLP650 Brettanomyces bruxellensis: Unleash Classic Brett Funk Funk, Earth, and Complexity for Wild Ales & Farmhouse Styles White Lab...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

Brettanomyces bruxellensis | Wyeast 5112 Yeast

Wyeast
2 in stock

Brettanomyces bruxellensis | Wyeast 5112 Yeast Classic Brett Character for Funky, Rustic, and Wild Fermentations Wyeast 5112 Brettanomyces bruxelle...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

Brettanomyces claussenii | Omega Yeast OYL-201

Omega Yeast
Only 1 left!

Add Subtle Funk and Tropical Complexity Omega Yeast OYL-201 Brettanomyces claussenii is a milder Brettanomyces strain prized for its restrained fun...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

Brettanomyces lambicus by Wyeast 5526

Wyeast
Only 1 left!

Brettanomyces lambicus | Wyeast 5526 Yeast High-Intensity Brett Strain for Deep Funk and Classic Lambic Character Wyeast 5526 Brettanomyces lambicu...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Brettanomyces lambicus | White Labs WLP653 Yeast

White Labs
2 in stock

White Labs WLP653 Brettanomyces lambicus: Classic Funk and Complexity for Wild Ales Bold Brettanomyces Character for Traditional Lambics and Mixed ...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

C2C American Farmhouse Yeast | Omega Yeast OYL-217

Omega Yeast
Only 1 left!

Brew Rustic and Complex Farmhouse Ales Omega Yeast OYL-217 C2C American Farmhouse Yeast is a versatile blend of Saccharomyces and Brettanomyces str...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $2.79 - Original price $2.79
Original price
$2.79
$2.79 - $2.79
Current price $2.79

Ice Pack & Insulated Packaging for Liquid Yeast Shipments

SoCal Brewing Supply
347 in stock

Insulated Yeast Shipping Envelope and 8 oz Gel Ice Pack Keep Your Yeast Safe During Transit Protect your liquid yeast investment with our Insulated...

View full details
Original price $2.79 - Original price $2.79
Original price
$2.79
$2.79 - $2.79
Current price $2.79
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Lactobacillus brevis | White Labs WLP672 Yeast

White Labs
2 in stock

White Labs WLP672 Lactobacillus brevis – Robust Sour Bacteria for Kettle and Mixed Ferments Produce Cleaner, Faster Sour Beers with Next-Generation...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

Lactobacillus buchneri | Wyeast 5335

Wyeast
2 in stock

Lactobacillus buchneri | Wyeast 5335 Lactic Acid Bacteria for Sour Beer Production Wyeast 5335 Lactobacillus buchneri is a pure lactic acid bacteri...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Lactobacillus delbrueckii | White Labs WLP677 Yeast

White Labs
Only 1 left!

White Labs WLP677 Lactobacillus delbrueckii – Smooth, Creamy Sour Culture for Kettle & Mixed Ferments Create Mellow Tang with Rich Body Using a...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $7.99 - Original price $7.99
Original price $7.99
$7.99
$7.99 - $7.99
Current price $7.99

Lallemand Sourvisiae® Sour Ale Yeast : 10g Sachet

Lallemand
4 in stock

Ideal Yeast for Sour Beer Production Sourvisiae® is a bioengineered ale yeast strain (Saccharomyces cerevisiae) capable of producing lactic acid du...

View full details
Original price $7.99 - Original price $7.99
Original price $7.99
$7.99
$7.99 - $7.99
Current price $7.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Lochristi Brettanomyces Blend | WLP4620 | Vault Strain

White Labs
Only 1 left!

White Labs WLP4620 Lochristi Brettanomyces Blend – Complex Funk for Wild & Barrel Ales Unlock Layered Barnyard, Tropical, & Vinous Notes wi...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99

Pediococcus damnosus | White Labs WLP661 Yeast

White Labs
Only 1 left!

White Labs WLP661 Pediococcus damnosus: Traditional Lactic Acid Bacteria for Sour Beer Production Create Complex Sour Beers with This Classic LAB C...

View full details
Original price $15.99 - Original price $15.99
Original price $15.99
$15.99
$15.99 - $15.99
Current price $15.99
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99

Pediococcus damnosus | Wyeast 5733 Yeast

Wyeast
5 in stock

Pediococcus damnosus | Wyeast 5733 Lactic Acid Bacteria for Complex Sour Beer Production Wyeast 5733 Pediococcus damnosus is a lactic acid bacteria...

View full details
Original price $13.99 - Original price $13.99
Original price $13.99
$13.99
$13.99 - $13.99
Current price $13.99
Original price $6.99 - Original price $6.99
Original price $6.99
$6.99
$6.99 - $6.99
Current price $6.99

WildBrew Philly Sour Yeast |Lallemand 11g

Lallemand
4 in stock

Ideal Yeast for Innovative Sour Beers WildBrew Philly Sour is a unique species of Lachancea selected from nature by the University of the Sciences ...

View full details
Original price $6.99 - Original price $6.99
Original price $6.99
$6.99
$6.99 - $6.99
Current price $6.99