Hop comparison
Aurora vs First Gold
Aurora is an aroma hop from Slovenia; First Gold is an aroma hop from United Kingdom. Alpha acids: 7.4–10.8% for Aurora versus 6.5–10% for First Gold, a similar bittering potential. Total oil: 0.85–1.5 versus 0.7–1.7 mL/100 g. Aurora has a clearly higher share of myrcene, the oil behind resinous, citrus and fruity notes. Shared aroma notes: floral. Aurora adds aniseed, tea, lime; First Gold, orange, marmalade, spicy. By aroma families, descriptors, use and alpha acids, they are among each other's closest profiles in the catalogue.
| Aurora | First Gold | |
|---|---|---|
| Use | Aroma hop | Aroma hop |
| Origin | Slovenia | United Kingdom |
| Year | – | 1996 |
| Breeder | Slovenian Institute of Hop Research and Brewing, Žalec | Horticulture Research International (HRI) en Wye College, Reino Unido |
| Alpha acids (% w/w) | 7.4–10.8 | 6.5–10 |
| Beta acids (% w/w) | 3–4.7 | 3–4.5 |
| Co-humulone (% of alpha) | 22–26 | 32–35 |
| Total oil (mL/100 g) | 0.85–1.5 | 0.7–1.7 |
| Myrcene (% of oil) | 35–53 | 30–38 |
| Humulene (% of oil) | 20–27 | 20 |
| Caryophyllene (% of oil) | 4–8 | – |
| Farnesene (% of oil) | 5.5–9.5 | 1.5–3 |
| Linalool (% of oil) | 0.8–1.3 | – |
| Aroma families | citrus, floral, herbal, spicy, resinous | citrus, berries and red fruit, floral, herbal, spicy |
| Descriptors | aniseed, tea, lime, floral, pine, bergamot, lemon grass | orange, marmalade, spicy, red fruits, herbal notes, tangerine, geranium, magnolia |
| Sources | 2 | 3 |
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Aurora