ChallengervsLiberty
Challenger (dual purpose) and Liberty (bittering) serve different purposes. Comparing acids, aromas and character helps pick the right hop.
Challenger
Alpha acid
6.5–9%
Beta acid
3–4.5%
Total oil
1–1.7 mL
United Kingdom
Liberty
Alpha acid
3–6.5%
Beta acid
3–4%
Total oil
0.6–1.8 mL
United States
Key differences
When to pick Challenger
- Higher alpha acid - stronger bittering
- More myrcene - pronounced citrus and resinous notes
- Versatile - works for both bittering and aroma
When to pick Liberty
- Bittering workhorse - efficient in the mash
- Richer, more complex aroma profile
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Challenger
CedarGreenFruity
Only in Liberty
NobleFloralHerbalSpicyDelicateCitrusLemon
Property
| Property | Challenger | Liberty |
|---|---|---|
| Alpha acid | 6.5–9% | 3–6.5% |
| Beta acid | 3–4.5% | 3–4% |
| Co-humulone | 20–25% | 22–30% |
| Total oil | 1–1.7 mL | 0.6–1.8 mL |
| Myrcene | 30–42% | 15–25% |
| Humulene | 24–26% | 35–45% |
| Caryophyllene | 9–10% | 10–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | United Kingdom | United States |
| Purpose | Dual purpose | Bittering |