Summer
Alpha acid
5.6–6.4%
Beta acid
4.8–6.1%
Total oil
1.4–2 mL
Australia
Sterling
Alpha acid
5.5–8.5%
Beta acid
4–6%
Total oil
1–2 mL
United States
Key differences
When to pick Summer
- Richer, more complex aroma profile
When to pick Sterling
- Higher alpha acid - stronger bittering
- More myrcene - pronounced citrus and resinous notes
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Summer
ApricotMelonGrassyCitrusStone fruitPassion fruitPeach
Only in Sterling
NobleHerbalSpicyFloral
Property
| Property | Summer | Sterling |
|---|---|---|
| Alpha acid | 5.6–6.4% | 5.5–8.5% |
| Beta acid | 4.8–6.1% | 4–6% |
| Co-humulone | 20–25% | 22–28% |
| Total oil | 1.4–2 mL | 1–2 mL |
| Myrcene | 29–38% | 35–45% |
| Humulene | 28–50% | 16–18% |
| Caryophyllene | 8–11% | 5–8% |
| Farnesene | 0–1% | 15–19% |
| Origin | Australia | United States |
| Purpose | Aroma | Aroma |