Progress
Alpha acid
5–7.5%
Beta acid
1.8–2.7%
Total oil
0.5–0.8 mL
United Kingdom
Calypso
Alpha acid
12–16%
Beta acid
5–6%
Total oil
1.5–2.5 mL
United States
Key differences
When to pick Progress
- Aroma-focused - ideal for dry hopping
When to pick Calypso
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
- Versatile - works for both bittering and aroma
Aroma profile and use
Shared aromas
Fruity
Only in Progress
GrassyMintSweetHoneyBlack currantFloral
Only in Calypso
ApplePearStone fruitLimeCitrusPeach
Property
| Property | Progress | Calypso |
|---|---|---|
| Alpha acid | 5–7.5% | 12–16% |
| Beta acid | 1.8–2.7% | 5–6% |
| Co-humulone | 25–27% | 38–42% |
| Total oil | 0.5–0.8 mL | 1.5–2.5 mL |
| Myrcene | 25–30% | 30–45% |
| Humulene | 40–47% | 20–35% |
| Caryophyllene | 12–15% | 9–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | United Kingdom | United States |
| Purpose | Aroma | Dual purpose |