Aurum
Alpha acid
3.5–5.7%
Beta acid
3.1%
Total oil
0.5–1.7 mL
Germany
Ultra
Alpha acid
3–9.7%
Beta acid
3.6–5%
Total oil
0.8–1.5 mL
United States
Key differences
When to pick Aurum
- Richer, more complex aroma profile
When to pick Ultra
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
Aroma profile and use
Shared aromas
FloralMild
Only in Aurum
SpicyFruityHerbalEarthyCitrusNoble
Only in Ultra
Pleasant
Property
| Property | Aurum | Ultra |
|---|---|---|
| Alpha acid | 3.5–5.7% | 3–9.7% |
| Beta acid | 3.1% | 3.6–5% |
| Co-humulone | 20–23% | 25–35% |
| Total oil | 0.5–1.7 mL | 0.8–1.5 mL |
| Myrcene | - | 50–60% |
| Humulene | - | 10–15% |
| Caryophyllene | - | 6–9% |
| Farnesene | - | 0–1% |
| Origin | Germany | United States |
| Purpose | Aroma | Aroma |