Ahtanum
Alpha acid
3.5–6.5%
Beta acid
4–6.5%
Total oil
0.5–1.7 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 Ahtanum
- Richer, more complex aroma profile
When to pick Riwaka
- More myrcene - pronounced citrus and resinous notes
Aroma profile and use
Shared aromas
CitrusGrapefruit
Only in Ahtanum
GeraniumPineEarthyFloralCedarLemon
Only in Riwaka
TropicalPassion fruit
Property
| Property | Ahtanum | Riwaka |
|---|---|---|
| Alpha acid | 3.5–6.5% | 4.5–6.5% |
| Beta acid | 4–6.5% | 4–5% |
| Co-humulone | 30–35% | 29–38% |
| Total oil | 0.5–1.7 mL | 0.8–1.5 mL |
| Myrcene | 45–55% | 67–70% |
| Humulene | 15–22% | 8–10% |
| Caryophyllene | 9–12% | 2–6% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | New Zealand |
| Purpose | Aroma | Aroma |