HerkulesvsStyrian Eagle

Herkules (bittering) and Styrian Eagle (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Herkules

Bittering

Alpha acid

12–17%

Beta acid

4–5.5%

Total oil

1.4–2.4 mL

Germany

Styrian Eagle

Dual purpose

Alpha acid

12.5–17.5%

Beta acid

3.5–5.5%

Total oil

2.5–4.6 mL

Slovenia

Key differences

When to pick Herkules

  • Bittering workhorse - efficient in the mash

When to pick Styrian Eagle

  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma
  • Richer, more complex aroma profile

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Herkules

CitrusMelon

Only in Styrian Eagle

BerryBananaPineBlack currantPeach

Property

PropertyHerkulesStyrian Eagle
Alpha acid12–17%12.5–17.5%
Beta acid4–5.5%3.5–5.5%
Co-humulone32–38%20–23%
Total oil1.4–2.4 mL2.5–4.6 mL
Myrcene30–50%52–60%
Humulene30–45%0–2.5%
Caryophyllene7–12%4–7%
Farnesene0–1%6–10%
OriginGermanySlovenia
PurposeBitteringDual purpose

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