First GoldvsMosaic
First Gold and Mosaic are popular dual purpose hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.
First Gold
Alpha acid
5.6–10%
Beta acid
2.3–4.1%
Total oil
0.7–1.5 mL
United Kingdom
Mosaic
Alpha acid
11.5–13.5%
Beta acid
3.2–3.9%
Total oil
1–1.5 mL
United States
Key differences
When to pick First Gold
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
When to pick Mosaic
- Higher alpha acid - stronger bittering
- More myrcene - pronounced citrus and resinous notes
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
TangerineSpicy
Only in First Gold
ApricotMagnoliaRedberryHerbalOrangeHerbalFloral
Only in Mosaic
BlueberryTropicalCitrusGrassyPinePapayaRoseEarthyBlossomBubblegumGrapefruit
Property
| Property | First Gold | Mosaic |
|---|---|---|
| Alpha acid | 5.6–10% | 11.5–13.5% |
| Beta acid | 2.3–4.1% | 3.2–3.9% |
| Co-humulone | 29–35% | 24–26% |
| Total oil | 0.7–1.5 mL | 1–1.5 mL |
| Myrcene | 24–28% | 47–55% |
| Humulene | 20–24% | 10–16% |
| Caryophyllene | 6–7% | 3–8% |
| Farnesene | 2–4% | 0–1% |
| Origin | United Kingdom | United States |
| Purpose | Dual purpose | Dual purpose |