Amethyst
Alpha acid
3.5–6%
Beta acid
7–8%
Total oil
0.4–1 mL
Czech Republic
Aurum
Alpha acid
3.5–5.7%
Beta acid
3.1%
Total oil
0.5–1.7 mL
Germany
Key differences
When to pick Amethyst
- Higher beta acid - smoother, longer-lasting bitterness
When to pick Aurum
- More essential oils - more intense aroma
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
CitrusEarthySpicy
Only in Amethyst
-
Only in Aurum
FruityFloralMildHerbalNoble
Property
| Property | Amethyst | Aurum |
|---|---|---|
| Alpha acid | 3.5–6% | 3.5–5.7% |
| Beta acid | 7–8% | 3.1% |
| Co-humulone | 20–28% | 20–23% |
| Total oil | 0.4–1 mL | 0.5–1.7 mL |
| Myrcene | 41–43% | - |
| Humulene | 18–20% | - |
| Caryophyllene | 5–7% | - |
| Farnesene | 0–1% | - |
| Origin | Czech Republic | Germany |
| Purpose | Aroma | Aroma |