Aurora
Alpha acid
6.5–13%
Beta acid
2.7–5.5%
Total oil
0.9–1.8 mL
Slovenia
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 Aurora
- Higher alpha acid - stronger bittering
- Versatile - works for both bittering and aroma
When to pick Ultra
- More myrcene - pronounced citrus and resinous notes
- Aroma-focused - ideal for dry hopping
Aroma profile and use
Shared aromas
Floral
Only in Aurora
SpicyLemongrassNoble
Only in Ultra
MildPleasant
Property
| Property | Aurora | Ultra |
|---|---|---|
| Alpha acid | 6.5–13% | 3–9.7% |
| Beta acid | 2.7–5.5% | 3.6–5% |
| Co-humulone | 20–26% | 25–35% |
| Total oil | 0.9–1.8 mL | 0.8–1.5 mL |
| Myrcene | 20–25% | 50–60% |
| Humulene | 20–25% | 10–15% |
| Caryophyllene | 6–9% | 6–9% |
| Farnesene | 5–10% | 0–1% |
| Origin | Slovenia | United States |
| Purpose | Dual purpose | Aroma |