Melba
Alpha acid
7–10%
Beta acid
2.5–5%
Total oil
2–4 mL
Australia
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 Melba
- Aroma-focused - ideal for dry hopping
When to pick Zeus
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- Bittering workhorse - efficient in the mash
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Melba
Passion fruitGrapefruitCitrusSpicy
Only in Zeus
Black currantLicoriceCurryPungent
Property
| Property | Melba | Zeus |
|---|---|---|
| Alpha acid | 7–10% | 13–17.5% |
| Beta acid | 2.5–5% | 4–6.5% |
| Co-humulone | 25–35% | 28–40% |
| Total oil | 2–4 mL | 2.4–4.5 mL |
| Myrcene | - | 45–60% |
| Humulene | - | 9–18% |
| Caryophyllene | - | 6–11% |
| Farnesene | - | 0–1% |
| Origin | Australia | United States |
| Purpose | Aroma | Bittering |