Galena
Alpha acid
12–15.5%
Beta acid
7.2–8.7%
Total oil
0.9–2.1 mL
United States
Herkules
Alpha acid
12–17%
Beta acid
4–5.5%
Total oil
1.4–2.4 mL
Germany
Key differences
When to pick Galena
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
- Aroma-focused - ideal for dry hopping
- Richer, more complex aroma profile
When to pick Herkules
- More essential oils - more intense aroma
- Bittering workhorse - efficient in the mash
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Galena
FruityPearPineappleBlack currantGrapefruitLimeGooseberrySpicyWoody
Only in Herkules
CitrusMelon
Property
| Property | Galena | Herkules |
|---|---|---|
| Alpha acid | 12–15.5% | 12–17% |
| Beta acid | 7.2–8.7% | 4–5.5% |
| Co-humulone | 36–40% | 32–38% |
| Total oil | 0.9–2.1 mL | 1.4–2.4 mL |
| Myrcene | 40–50% | 30–50% |
| Humulene | 11–17% | 30–45% |
| Caryophyllene | 5–9% | 7–12% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | Germany |
| Purpose | Aroma | Bittering |