RiwakavsStyrian Fox
Riwaka (aroma) and Styrian Fox (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.
Riwaka
Alpha acid
4.5–6.5%
Beta acid
4–5%
Total oil
0.8–1.5 mL
New Zealand
Styrian Fox
Alpha acid
5.7–12%
Beta acid
2.1–4%
Total oil
0.4–1.7 mL
Slovenia
Key differences
When to pick Riwaka
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
- Aroma-focused - ideal for dry hopping
When to pick Styrian Fox
- Higher alpha acid - stronger bittering
- Versatile - works for both bittering and aroma
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
TropicalCitrus
Only in Riwaka
Passion fruitGrapefruit
Only in Styrian Fox
Black currantLemongrassMarjoramElderflowerPineapplePineHoney
Property
| Property | Riwaka | Styrian Fox |
|---|---|---|
| Alpha acid | 4.5–6.5% | 5.7–12% |
| Beta acid | 4–5% | 2.1–4% |
| Co-humulone | 29–38% | 26–30% |
| Total oil | 0.8–1.5 mL | 0.4–1.7 mL |
| Myrcene | 67–70% | 50–60% |
| Humulene | 8–10% | 12–14% |
| Caryophyllene | 2–6% | 4–6% |
| Farnesene | 0–1% | 0–1% |
| Origin | New Zealand | Slovenia |
| Purpose | Aroma | Dual purpose |
Calypso