Liberty
Alpha acid
3–6.5%
Beta acid
3–4%
Total oil
0.6–1.8 mL
United States
Calypso
Alpha acid
12–16%
Beta acid
5–6%
Total oil
1.5–2.5 mL
United States
Key differences
When to pick Liberty
- Bittering workhorse - efficient in the mash
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
Citrus
Only in Liberty
NobleFloralHerbalSpicyDelicateLemon
Only in Calypso
FruityApplePearStone fruitLimePeach
Property
| Property | Liberty | Calypso |
|---|---|---|
| Alpha acid | 3–6.5% | 12–16% |
| Beta acid | 3–4% | 5–6% |
| Co-humulone | 22–30% | 38–42% |
| Total oil | 0.6–1.8 mL | 1.5–2.5 mL |
| Myrcene | 15–25% | 30–45% |
| Humulene | 35–45% | 20–35% |
| Caryophyllene | 10–15% | 9–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | United States |
| Purpose | Bittering | Dual purpose |