Aurum
Alpha acid
3.5–5.7%
Beta acid
3.1%
Total oil
0.5–1.7 mL
Germany
Sterling
Alpha acid
5.5–8.5%
Beta acid
4–6%
Total oil
1–2 mL
United States
Key differences
When to pick Aurum
- Richer, more complex aroma profile
When to pick Sterling
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
Aroma profile and use
Shared aromas
SpicyFloralHerbalNoble
Only in Aurum
FruityMildEarthyCitrus
Only in Sterling
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Property
| Property | Aurum | Sterling |
|---|---|---|
| Alpha acid | 3.5–5.7% | 5.5–8.5% |
| Beta acid | 3.1% | 4–6% |
| Co-humulone | 20–23% | 22–28% |
| Total oil | 0.5–1.7 mL | 1–2 mL |
| Myrcene | - | 35–45% |
| Humulene | - | 16–18% |
| Caryophyllene | - | 5–8% |
| Farnesene | - | 15–19% |
| Origin | Germany | United States |
| Purpose | Aroma | Aroma |