Stirling
Alpha acid
6–12%
Beta acid
4–6%
Total oil
1.3–1.9 mL
United States
CTZ
Alpha acid
14.5–17%
Beta acid
4.5–5.5%
Total oil
2.5–4.5 mL
United States
Key differences
When to pick Stirling
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
When to pick CTZ
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Richer, more complex aroma profile
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Stirling
HerbalCitusSpicyFloral
Only in CTZ
Black currantLicoriceCurryCitrusCannabisDank
Property
| Property | Stirling | CTZ |
|---|---|---|
| Alpha acid | 6–12% | 14.5–17% |
| Beta acid | 4–6% | 4.5–5.5% |
| Co-humulone | 21–28% | 28–35% |
| Total oil | 1.3–1.9 mL | 2.5–4.5 mL |
| Myrcene | 44–48% | 45–55% |
| Humulene | 19–23% | 9–14% |
| Caryophyllene | 5–7% | 6–10% |
| Farnesene | 11–17% | 0–1% |
| Origin | United States | United States |
| Purpose | Dual purpose | Dual purpose |