Harlequin
Alpha acid
9–12%
Beta acid
7–9%
Total oil
1–1.6 mL
UK
Stirling
Alpha acid
6–12%
Beta acid
4–6%
Total oil
1.3–1.9 mL
United States
Key differences
When to pick Harlequin
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
When to pick Stirling
- More essential oils - more intense aroma
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Harlequin
Passion fruitPeachPineapple
Only in Stirling
HerbalCitusSpicyFloral
Property
| Property | Harlequin | Stirling |
|---|---|---|
| Alpha acid | 9–12% | 6–12% |
| Beta acid | 7–9% | 4–6% |
| Co-humulone | 27–31% | 21–28% |
| Total oil | 1–1.6 mL | 1.3–1.9 mL |
| Myrcene | 59–61% | 44–48% |
| Humulene | 4–6% | 19–23% |
| Caryophyllene | - | 5–7% |
| Farnesene | 9–11% | 11–17% |
| Origin | UK | United States |
| Purpose | Dual purpose | Dual purpose |