Yeast for Craft Distillers

Flavour-targeted yeast strains and blends for Australian craft spirits.

Australia's first flavour-targeted yeast blend service for craft distillers. Built on the same liquid yeast platform that serves over 80 Australian breweries.

Yeast strain is the primary flavour driver in spirit, with process parameters as secondary modulators.

Our distilling blends

Filter by spirit type or flavour character to find the right blend for your production.

10 blends

Copperline distilling blend illustration
BSY-BLEND-001Malt Whisky

Copperline

Layered stone fruit and apple esters from a two-strain blend. One strain provides the stone fruit backbone while the other adds a pear and apple layer. Clean, non-phenolic spirit with moderate complexity suited to cask maturation.

Malt WhiskySingle MaltBourbon
Distill: 20-22CAtten: 73-80%ABV tol: 12%
Ester Intensity6/10
Congener Complexity6/10
Phenolic Character1/10
Fermentation Speed5/10
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Heartwood distilling blend illustration
BSY-BLEND-002Grain Whisky

Heartwood

Restrained esters with prominent cereal and honey character. One strain provides a malty, full-bodied backbone while the other adds smoothness. A traditional, understated spirit that lets barrel character lead during maturation.

Grain WhiskyBlended WhiskyHighland Style
Distill: 18-20CAtten: 69-77%ABV tol: 12%
Ester Intensity3/10
Congener Complexity4/10
Phenolic Character1/10
Fermentation Speed5/10
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Silvercut distilling blend illustration
BSY-BLEND-003Gin / Vodka Wash

Silvercut

Maximum neutrality from a cold-fermented lager strain. Produces a clean wash canvas where botanicals or cask character can dominate without yeast-derived flavour interference. Subtle cereal note adds structure without competing.

GinVodkaNeutral Spirit+1
Distill: 12-14CAtten: 73-77%ABV tol: 9%
Ester Intensity1/10
Congener Complexity2/10
Phenolic Character1/10
Fermentation Speed5/10
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Ashgrove distilling blend illustration
BSY-BLEND-004Dark Rum

Ashgrove

Intense banana and dark fruit esters with clove phenolics. The highest congener load in the range. Produces a rich, tropical new make suited to rum production. May need careful still cuts to balance the very high flavour intensity.

Dark RumRumAged Rum
Distill: 25-30CAtten: 73-78%ABV tol: 10%
Ester Intensity8/10
Congener Complexity9/10
Phenolic Character6/10
Fermentation Speed5/10
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Stonefruit distilling blend illustration
BSY-BLEND-005Fruit Brandy

Stonefruit

Bright, layered fruit esters combining stone fruit and tropical notes. Two clean strains contribute different ester spectra for congener diversity. Non-phenolic, suited to fruit brandy and new-world whisky where clean fruit expression is the goal.

Fruit BrandyBrandyEau de Vie+1
Distill: 20-22CAtten: 71-80%ABV tol: 12%
Ester Intensity8/10
Congener Complexity8/10
Phenolic Character1/10
Fermentation Speed5/10
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Highline distilling blend illustration
BSY-BLEND-006Australian Single Malt

Highline

Intense tropical and stone fruit esters with a creamy, full mouthfeel. The highest non-phenolic ester producer in the range. Rich body carries through distillation. Suited to premium single malt or aged rum where fruity character is desired.

Australian Single MaltSingle MaltNew World Whisky
Distill: 20-22CAtten: 71-76%ABV tol: 10%
Ester Intensity8/10
Congener Complexity8/10
Phenolic Character1/10
Fermentation Speed5/10
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Emberglow distilling blend illustration
BSY-BLEND-007Spiced Rum

Emberglow

Clove and pepper phenolics layered with moderate fruit esters. Two distinct phenolic strains contribute different spice characters. Maximum phenolic complexity in the range. Niche but highly distinctive for distillers wanting yeast-derived spice.

Spiced RumRumDark Spirit
Distill: 20-24CAtten: 74-83%ABV tol: 12%
STA1 Positive
Ester Intensity7/10
Congener Complexity8/10
Phenolic Character5/10
Fermentation Speed6/10
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Driftwood distilling blend illustration
BSY-BLEND-008Aged Spirit

Driftwood

Clean stone fruit esters with balanced congener complexity. A straightforward, well-rounded new make designed for cask maturation. Non-phenolic character lets oak develop without competition. Versatile for a range of whisky styles.

Aged SpiritWhiskySingle Malt
Distill: 20-22CAtten: 73-80%ABV tol: 12%
Ester Intensity7/10
Congener Complexity7/10
Phenolic Character1/10
Fermentation Speed5/10
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Sunridge distilling blend illustration
BSY-BLEND-009Rum

Sunridge

Intense tropical and banana esters with a hint of clove spice. Broad ester spectrum from the high-ester pairing. Rich, full-bodied new make with layered complexity. Suited to rum or aged whisky where bold fruit character is desired.

RumAged WhiskyTropical Spirit
Distill: 22-25CAtten: 71-77%ABV tol: 10%
Ester Intensity8/10
Congener Complexity8/10
Phenolic Character4/10
Fermentation Speed5/10
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Leatherwood distilling blend illustration
BSY-BLEND-010Premium Whisky

Leatherwood

Three-strain blend maximising congener diversity. Stone fruit, tropical, and apple/pear esters from different ester pathways. Complex, layered new make suited to premium positioning. Clean, non-phenolic character lets the ester complexity shine through maturation.

Premium WhiskySingle MaltNew World Whisky
Distill: 20-22CAtten: 71-80%ABV tol: 12%
Ester Intensity6/10
Congener Complexity6/10
Phenolic Character1/10
Fermentation Speed5/10
View blend details

What we offer

Individual strains

Selected for spirit character. Clean, ester-forward, or complex profiles.

Custom blends

Targeted flavour profiles tailored to your house style.

Yeast banking

Your house strain stored at minus 80 degrees C, ready for re-propagation any time.

Nutrient support

Zinc Booster and High Gravity Booster for high-gravity wash fermentations.

Technical support

Strain selection, pitching rates, nutrient programmes, and wash optimisation.

Working with us

  1. Tell us your spirit and flavour goals.
  2. We recommend strains or blends based on your targets and process.
  3. Run a trial fermentation. Use our Evaluation Form to capture sensory data.
  4. Refine and scale into production.

Distilling trial evaluation

Structure your trial fermentations and capture sensory data systematically.

Download the Evaluation Form

Get in touch

Established or just starting out, we are happy to talk.

Book a Discussion