Hydra
Alpha acid
10.5–13.7%
Beta acid
6.4–7.9%
Total oil
-
United States
Rakau
Alpha acid
9–12%
Beta acid
5–6%
Total oil
1.8–2.2 mL
New Zealand
Key differences
When to pick Hydra
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
- Richer, more complex aroma profile
When to pick Rakau
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
Aroma profile and use
Shared aromas
ResinApricot
Only in Hydra
CitrusTangerineMandarinZestLimeBerryPeachWatermelonRoseTropical
Only in Rakau
Stone fruitFigFruityPine
Property
| Property | Hydra | Rakau |
|---|---|---|
| Alpha acid | 10.5–13.7% | 9–12% |
| Beta acid | 6.4–7.9% | 5–6% |
| Co-humulone | 27–28% | 23–25% |
| Total oil | - | 1.8–2.2 mL |
| Myrcene | 54–55% | 55–57% |
| Humulene | 11–12% | 16–17% |
| Caryophyllene | 8–9% | 5–6% |
| Farnesene | 0–1% | 4–5% |
| Origin | United States | New Zealand |
| Purpose | Dual purpose | Dual purpose |