Cluster
Alpha acid
5.5–9%
Beta acid
4.5–6%
Total oil
0.4–1 mL
United States
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 Cluster
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
- Versatile - works for both bittering and aroma
When to pick Progress
- Aroma-focused - ideal for dry hopping
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
FloralSweet
Only in Cluster
Earthy
Only in Progress
GrassyMintHoneyBlack currantFruity
Property
| Property | Cluster | Progress |
|---|---|---|
| Alpha acid | 5.5–9% | 5–7.5% |
| Beta acid | 4.5–6% | 1.8–2.7% |
| Co-humulone | 33–43% | 25–27% |
| Total oil | 0.4–1 mL | 0.5–0.8 mL |
| Myrcene | 38–46% | 25–30% |
| Humulene | 15–20% | 40–47% |
| Caryophyllene | 8–10% | 12–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | United Kingdom |
| Purpose | Dual purpose | Aroma |