Hop comparison
Riwaka vs XJA2/436
Riwaka is an aroma hop from New Zealand; XJA2/436 is a hop variety from South Africa. Alpha acids: 4.5–6.5% for Riwaka versus 11.5–15.4% for XJA2/436, so XJA2/436 brings noticeably more bitterness per gram. Total oil: 1.15–1.55 versus 1.1–1.7 mL/100 g. Riwaka adds papaya, lychee. lot field aromas: kumquat, pink grapefruit; XJA2/436, bergamot citrus, dried lemon zest, candied papaya. Both stand out for papaya notes, an uncommon descriptor in the catalogue.
| Riwaka | XJA2/436 | |
|---|---|---|
| Use | Aroma hop | Hop variety |
| Origin | New Zealand | South Africa |
| Year | 1997 | – |
| Breeder | Centro de Investigación del Lúpulo de Plant & Food de Nueva Zelanda | – |
| Alpha acids (% w/w) | 4.5–6.5 | 11.5–15.4 |
| Beta acids (% w/w) | 4.5–5.3 | 5–6 |
| Co-humulone (% of alpha) | 30–34 | 28–29 |
| Total oil (mL/100 g) | 1.15–1.55 | 1.1–1.7 |
| Myrcene (% of oil) | – | 19–34 |
| Humulene (% of oil) | – | 21–35 |
| Caryophyllene (% of oil) | – | 10–13 |
| Farnesene (% of oil) | – | 4–18 |
| Linalool (% of oil) | 0–0.1 | 0.4–1.3 |
| Aroma families | citrus, tropical fruit | citrus, tropical fruit, other fruit, resinous |
| Descriptors | papaya, lychee. lot field aromas: kumquat, pink grapefruit, yuzu, red grapefruit, sweet exotic citrus, gummy candy, passion fruit | bergamot citrus, dried lemon zest, candied papaya, ripe cantaloupe, gooseberries, resin |
| Sources | 4 | 1 |
See them in charts in the comparison tool →
More comparisons
Riwaka
XJA2/436