Liberty
Alpha acid
3–6.5%
Beta acid
3–4%
Total oil
0.6–1.8 mL
United States
Riwaka
Alpha acid
4.5–6.5%
Beta acid
4–5%
Total oil
0.8–1.5 mL
New Zealand
Key differences
When to pick Liberty
- Bittering workhorse - efficient in the mash
- Richer, more complex aroma profile
When to pick Riwaka
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
- Aroma-focused - ideal for dry hopping
Aroma profile and use
Shared aromas
Citrus
Only in Liberty
NobleFloralHerbalSpicyDelicateLemon
Only in Riwaka
TropicalPassion fruitGrapefruit
Property
| Property | Liberty | Riwaka |
|---|---|---|
| Alpha acid | 3–6.5% | 4.5–6.5% |
| Beta acid | 3–4% | 4–5% |
| Co-humulone | 22–30% | 29–38% |
| Total oil | 0.6–1.8 mL | 0.8–1.5 mL |
| Myrcene | 15–25% | 67–70% |
| Humulene | 35–45% | 8–10% |
| Caryophyllene | 10–15% | 2–6% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | New Zealand |
| Purpose | Bittering | Aroma |