Riwaka
Alpha acid
4.5–6.5%
Beta acid
4–5%
Total oil
0.8–1.5 mL
New Zealand
Zythos
Alpha acid
10–12.5%
Beta acid
4.7–6.2%
Total oil
0.7–1.2 mL
United States
Key differences
When to pick Riwaka
- More myrcene - pronounced citrus and resinous notes
- Aroma-focused - ideal for dry hopping
When to pick Zythos
- Higher alpha acid - stronger bittering
- Versatile - works for both bittering and aroma
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
TropicalGrapefruitCitrus
Only in Riwaka
Passion fruit
Only in Zythos
TangerineFloralPine
Property
| Property | Riwaka | Zythos |
|---|---|---|
| Alpha acid | 4.5–6.5% | 10–12.5% |
| Beta acid | 4–5% | 4.7–6.2% |
| Co-humulone | 29–38% | 28–31% |
| Total oil | 0.8–1.5 mL | 0.7–1.2 mL |
| Myrcene | 67–70% | 30–50% |
| Humulene | 8–10% | 14–23% |
| Caryophyllene | 2–6% | 7–10% |
| Farnesene | 0–1% | 1–3% |
| Origin | New Zealand | United States |
| Purpose | Aroma | Dual purpose |