Blisk Hops

Dual: Aroma and BitteringAlpha 9.7 - 14.1%Slovenia

Flavor & aroma

Bred in the mid-1970s by Dr. Tone Wagner at the Hop Research Institute in Žalec, Slovenia, Blisk is a rare continental cultivar developed for true dual-purpose versatility. It was engineered as a triploid cross between a tetraploid Atlas female and an undisclosed Yugoslavian male clone, aiming to secure high bittering efficiency alongside a pleasant, old-world aromatic baseline. Agronomically, the plant is an absolute powerhouse, displaying robust spring vigor and fantastic natural resistance to downy mildew. Despite its stellar agricultural performance and excellent structural properties, it never achieved widespread commercial production, currently sitting at zero commercial acreage in the United States, which makes it an incredibly unique find for heritage craft brewers and estate growers.

The sensory footprint of Blisk is a masterclass in classic European restraint, delivering a traditional, old-world continental flavor profile that avoids the flashy tropical punch of modern hybrids. The bouquet opens with a gentle, inviting top note of soft field blossoms, fresh-cut hay, and a clean, noble aroma. This polite introduction moves seamlessly into a rustic, comforting mid-palate featuring crushed garden herbs, mild kitchen spices, and subtle evergreen undertones. Grounding the entire experience is a deep, beautifully anchored baseline of damp forest floor, dry cedar, and rich earthy loam. Because its robust essential oil distribution is backed by a clean, highly reliable bittering structure, Blisk infuses beers with an incredibly smooth, well-rounded bitterness that perfectly frames traditional malt backbones.

Substitution Tip

If you can't find Blisk, the best alternatives are Bobek, Fuggle, Northern Brewer, or Styrian Golding.

At A Glance

ProfileClassic Noble Aroma, Crushed Garden Herbs, Fresh-Cut Hay, Clean Earthiness, Soft Wood, Subtle Pine, Cedar
PurposeDual: Aroma and Bittering
Alpha Acid9.7 - 14.1%
SubstitutesBobek, Fuggle, Northern Brewer, Styrian Golding
Pairs withBobek (to interlock Blisk's rich/earthy base with a mild floral and pleasantly intense aroma that stems from its shared Slovenian breeding lineage), Fuggle (to introduce a rustic/beautifully woodsy/and deeply foundational round earthy complexity that contrasts perfectly against Blisk's firm/old-world baseline), Styrian Golding (to construct a balanced/high-fidelity traditional matrix where Styrian Golding’s lighter/spicier noble character lifts Blisk's heavier herbal qualities without competing with its bitterness)
Beer StylesEnglish Ale, Extra Special Bitter, Lager, Pilsner

General Information

Country
Slovenia
Storage Stability
Retains 45% alpha acid

Brewing Chemistry (Acids & Oils)

Alpha Acid
9.7 - 14.1%
Beta Acid
3.3 - 4.8%
Cohumulone
33.0%
Total Oil
1.2 - 3.2 ml/100g
Myrcene
38.0%
Humulene
11.5 - 12.0%
Caryophyllene
3.7%
Farnesene
15.6%

Growth & Cultivation

Yield
1,200 - 2,00 lbs/acre
Maturity
Mid to Mid-Late Season
Resistant
Downy Mildew
Tolerant
Verticillium Wilt (suspected tolerant or resistant, though not definitively verified)
Growth Rate
Very high (Very good vigor)
Sex
Female
Leaf Color
Dark green
Side Arm Length
20" - 30" (Medidum)

Discovery Tags

Origin

Last Updated
  • 2026-06-17 23:32:03