Hydra
Alpha acid
10.5–13.7%
Beta acid
6.4–7.9%
Total oil
-
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 Hydra
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
- Versatile - works for both bittering and aroma
- Richer, more complex aroma profile
When to pick Riwaka
- More myrcene - pronounced citrus and resinous notes
- Aroma-focused - ideal for dry hopping
Aroma profile and use
Shared aromas
CitrusTropical
Only in Hydra
TangerineMandarinZestResinLimeBerryPeachWatermelonRoseApricot
Only in Riwaka
Passion fruitGrapefruit
Property
| Property | Hydra | Riwaka |
|---|---|---|
| Alpha acid | 10.5–13.7% | 4.5–6.5% |
| Beta acid | 6.4–7.9% | 4–5% |
| Co-humulone | 27–28% | 29–38% |
| Total oil | - | 0.8–1.5 mL |
| Myrcene | 54–55% | 67–70% |
| Humulene | 11–12% | 8–10% |
| Caryophyllene | 8–9% | 2–6% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | New Zealand |
| Purpose | Dual purpose | Aroma |