Southern TropicvsZeus
Southern Tropic and Zeus are popular bittering hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.
Southern Tropic
Alpha acid
12.6–18.1%
Beta acid
5–6.5%
Total oil
-
South Africa
Zeus
Alpha acid
13–17.5%
Beta acid
4–6.5%
Total oil
2.4–4.5 mL
United States
Key differences
When to pick Southern Tropic
- Richer, more complex aroma profile
When to pick Zeus
- More myrcene - pronounced citrus and resinous notes
Aroma profile and use
Shared aromas
Pungent
Only in Southern Tropic
MelonTroicalGuavaButterscotchLemongrassCoconutPineappleBubblegumCitrus
Only in Zeus
Black currantLicoriceCurry
Property
| Property | Southern Tropic | Zeus |
|---|---|---|
| Alpha acid | 12.6–18.1% | 13–17.5% |
| Beta acid | 5–6.5% | 4–6.5% |
| Co-humulone | 26–30% | 28–40% |
| Total oil | - | 2.4–4.5 mL |
| Myrcene | 19–46% | 45–60% |
| Humulene | 14–40% | 9–18% |
| Caryophyllene | 6–14% | 6–11% |
| Farnesene | 8–11% | 0–1% |
| Origin | South Africa | United States |
| Purpose | Bittering | Bittering |