Astra
Alpha acid
7–10%
Beta acid
4–6%
Total oil
1–3 mL
Australia
Progress
Alpha acid
5–7.5%
Beta acid
1.8–2.7%
Total oil
0.5–0.8 mL
United Kingdom
Key differences
When to pick Astra
- 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
When to pick Progress
- Aroma-focused - ideal for dry hopping
Aroma profile and use
Shared aromas
SweetGrassyHoney
Only in Astra
TropicalPeachWhiteMelonGrapefruit
Only in Progress
MintBlack currantFruityFloral
Property
| Property | Astra | Progress |
|---|---|---|
| Alpha acid | 7–10% | 5–7.5% |
| Beta acid | 4–6% | 1.8–2.7% |
| Co-humulone | 26–28% | 25–27% |
| Total oil | 1–3 mL | 0.5–0.8 mL |
| Myrcene | - | 25–30% |
| Humulene | 6–8% | 40–47% |
| Caryophyllene | 2–3% | 12–15% |
| Farnesene | - | 0–1% |
| Origin | Australia | United Kingdom |
| Purpose | Dual purpose | Aroma |
Golding