Aurum
Alpha acid
3.5–5.7%
Beta acid
3.1%
Total oil
0.5–1.7 mL
Germany
Stirling
Alpha acid
6–12%
Beta acid
4–6%
Total oil
1.3–1.9 mL
United States
Key differences
When to pick Aurum
- Aroma-focused - ideal for dry hopping
- Richer, more complex aroma profile
When to pick Stirling
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- Versatile - works for both bittering and aroma
Aroma profile and use
Shared aromas
SpicyFloralHerbal
Only in Aurum
FruityMildEarthyCitrusNoble
Only in Stirling
Citus
Property
| Property | Aurum | Stirling |
|---|---|---|
| Alpha acid | 3.5–5.7% | 6–12% |
| Beta acid | 3.1% | 4–6% |
| Co-humulone | 20–23% | 21–28% |
| Total oil | 0.5–1.7 mL | 1.3–1.9 mL |
| Myrcene | - | 44–48% |
| Humulene | - | 19–23% |
| Caryophyllene | - | 5–7% |
| Farnesene | - | 11–17% |
| Origin | Germany | United States |
| Purpose | Aroma | Dual purpose |