Hop comparison
Spalter Select vs Willamette
Spalter Select is an aroma hop from Germany; Willamette is an aroma hop from USA. Alpha acids: 3–6.5% for Spalter Select versus 4.8–7.5% for Willamette, a similar bittering potential. Total oil: 0.6–0.9 versus 1–1.4 mL/100 g. Willamette has a clearly higher share of myrcene, the oil behind resinous, citrus and fruity notes. Spalter Select adds spicy, grassy, floral notes; Willamette, slightly spicy, hoppy, earthy. By aroma families, descriptors, use and alpha acids, they are among each other's closest profiles in the catalogue.
| Spalter Select | Willamette | |
|---|---|---|
| Use | Aroma hop | Aroma hop |
| Origin | Germany | USA, Argentina |
| Year | 1993 | 1976 |
| Breeder | – | USDA |
| Alpha acids (% w/w) | 3–6.5 | 4.8–7.5 |
| Beta acids (% w/w) | 2.5–5 | 3.3–4.8 |
| Co-humulone (% of alpha) | 22–25 | 30–35 |
| Total oil (mL/100 g) | 0.6–0.9 | 1–1.4 |
| Myrcene (% of oil) | 20–40 | 40 |
| Humulene (% of oil) | – | 18.7–22 |
| Caryophyllene (% of oil) | – | 7–8 |
| Farnesene (% of oil) | 1–1.5 | 4.5–6 |
| Linalool (% of oil) | 1–1.5 | 0.8–0.9 |
| Aroma families | citrus, floral, herbal, spicy, earthy and woody | citrus, tropical fruit, floral, herbal, spicy, earthy and woody |
| Descriptors | spicy, grassy, floral notes, grassy notes | slightly spicy, hoppy, earthy, ginger, citrusy, flowers, herbs, mild spice |
| Sources | 3 | 5 |
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