GeminivsHallertau Tradition
Gemini (dual purpose) and Hallertau Tradition (aroma) serve different purposes. Comparing acids, aromas and character helps pick the right hop.
Gemini
Alpha acid
6–10.4%
Beta acid
3–4.28%
Total oil
-
United States
Hallertau Tradition
Alpha acid
4.6–7%
Beta acid
3–6%
Total oil
0.5–1.9 mL
Germany
Key differences
When to pick Gemini
- Higher alpha acid - stronger bittering
- More myrcene - pronounced citrus and resinous notes
- Versatile - works for both bittering and aroma
- Richer, more complex aroma profile
When to pick Hallertau Tradition
- Aroma-focused - ideal for dry hopping
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Gemini
HoneydewStrawberryEucalyptusRosemaryFruityCandyMandarinHayBlack currant
Only in Hallertau Tradition
EarthyGrassyNectarFruityNoble
Property
| Property | Gemini | Hallertau Tradition |
|---|---|---|
| Alpha acid | 6–10.4% | 4.6–7% |
| Beta acid | 3–4.28% | 3–6% |
| Co-humulone | 31–32% | 23–30% |
| Total oil | - | 0.5–1.9 mL |
| Myrcene | 32–33% | 17–32% |
| Humulene | 11–12% | 35–50% |
| Caryophyllene | 4–5% | 10–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | Germany |
| Purpose | Dual purpose | Aroma |