Astra
Alpha acid
7–10%
Beta acid
4–6%
Total oil
1–3 mL
Australia
Comet
Alpha acid
8–12.4%
Beta acid
3–6.1%
Total oil
1–3.3 mL
United States
Key differences
When to pick Astra
- Richer, more complex aroma profile
When to pick Comet
- Higher alpha acid - stronger bittering
Aroma profile and use
Shared aromas
GrassyGrapefruit
Only in Astra
TropicalSweetPeachWhiteMelonHoney
Only in Comet
Wild
Property
| Property | Astra | Comet |
|---|---|---|
| Alpha acid | 7–10% | 8–12.4% |
| Beta acid | 4–6% | 3–6.1% |
| Co-humulone | 26–28% | 34–45% |
| Total oil | 1–3 mL | 1–3.3 mL |
| Myrcene | - | 40–65% |
| Humulene | 6–8% | 1–2% |
| Caryophyllene | 2–3% | 5–15% |
| Farnesene | - | 0–1% |
| Origin | Australia | United States |
| Purpose | Dual purpose | Dual purpose |