Polaris
Alpha acid
18–23%
Beta acid
4.5–6.5%
Total oil
4–5 mL
Germany
Liberty
Alpha acid
3–6.5%
Beta acid
3–4%
Total oil
0.6–1.8 mL
United States
Key differences
When to pick Polaris
- 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
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 Polaris
MintMentholPineapple
Only in Liberty
NobleFloralHerbalSpicyDelicateCitrusLemon
Property
| Property | Polaris | Liberty |
|---|---|---|
| Alpha acid | 18–23% | 3–6.5% |
| Beta acid | 4.5–6.5% | 3–4% |
| Co-humulone | 22–29% | 22–30% |
| Total oil | 4–5 mL | 0.6–1.8 mL |
| Myrcene | 49–51% | 15–25% |
| Humulene | 20–35% | 35–45% |
| Caryophyllene | 8–13% | 10–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | Germany | United States |
| Purpose | Dual purpose | Bittering |