CTZvsTsingdao Flower
CTZ and Tsingdao Flower are popular dual purpose hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.
CTZ
Alpha acid
14.5–17%
Beta acid
4.5–5.5%
Total oil
2.5–4.5 mL
United States
Tsingdao Flower
Alpha acid
6–8%
Beta acid
3–4.2%
Total oil
0.4–0.8 mL
China
Key differences
When to pick CTZ
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- Richer, more complex aroma profile
When to pick Tsingdao Flower
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
Aroma profile and use
Shared aromas
Citrus
Only in CTZ
Black currantLicoriceCurryCannabisDank
Only in Tsingdao Flower
EarthyLemonMelon
Property
| Property | CTZ | Tsingdao Flower |
|---|---|---|
| Alpha acid | 14.5–17% | 6–8% |
| Beta acid | 4.5–5.5% | 3–4.2% |
| Co-humulone | 28–35% | 35% |
| Total oil | 2.5–4.5 mL | 0.4–0.8 mL |
| Myrcene | 45–55% | - |
| Humulene | 9–14% | - |
| Caryophyllene | 6–10% | - |
| Farnesene | 0–1% | - |
| Origin | United States | China |
| Purpose | Dual purpose | Dual purpose |