Aurum
Alpha acid
3.5–5.7%
Beta acid
3.1%
Total oil
0.5–1.7 mL
Germany
Spalt
Alpha acid
2.5–5.7%
Beta acid
3–5%
Total oil
0.5–0.9 mL
Germany
Key differences
When to pick Aurum
- More essential oils - more intense aroma
- Richer, more complex aroma profile
When to pick Spalt
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
Aroma profile and use
Shared aromas
FloralHerbalEarthyNoble
Only in Aurum
SpicyFruityMildCitrus
Only in Spalt
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Property
| Property | Aurum | Spalt |
|---|---|---|
| Alpha acid | 3.5–5.7% | 2.5–5.7% |
| Beta acid | 3.1% | 3–5% |
| Co-humulone | 20–23% | 22–29% |
| Total oil | 0.5–1.7 mL | 0.5–0.9 mL |
| Myrcene | - | 20–35% |
| Humulene | - | 20–30% |
| Caryophyllene | - | 8–13% |
| Farnesene | - | 12–18% |
| Origin | Germany | Germany |
| Purpose | Aroma | Aroma |
Liberty