Styrian KolibrivsMillennium

Styrian Kolibri (aroma) and Millennium (bittering) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Styrian Kolibri

Aroma

Alpha acid

4–6%

Beta acid

2.8–5.4%

Total oil

1–2 mL

Slovenia

Millennium

Bittering

Alpha acid

14.5–18.5%

Beta acid

4.3–6.5%

Total oil

1.5–3 mL

United States

Key differences

When to pick Styrian Kolibri

  • Aroma-focused - ideal for dry hopping

When to pick Millennium

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Higher beta acid - smoother, longer-lasting bitterness
  • More myrcene - pronounced citrus and resinous notes
  • Bittering workhorse - efficient in the mash

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Styrian Kolibri

ElderflowerBlack currantGreenGrassCannabisPineapple

Only in Millennium

PearToffeeFloralResinHerbal

Property

PropertyStyrian KolibriMillennium
Alpha acid4–6%14.5–18.5%
Beta acid2.8–5.4%4.3–6.5%
Co-humulone21–25%28–35%
Total oil1–2 mL1.5–3 mL
Myrcene31–38%35–55%
Humulene16–21%15–25%
Caryophyllene5–7%8–10%
Farnesene25–27%0–1%
OriginSloveniaUnited States
PurposeAromaBittering

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