Delta
Alpha acid
5.5–7%
Beta acid
5.5–7%
Total oil
0.5–1.1 mL
United States
Cluster
Alpha acid
5.5–9%
Beta acid
4.5–6%
Total oil
0.4–1 mL
United States
Key differences
When to pick Delta
- Higher beta acid - smoother, longer-lasting bitterness
- Aroma-focused - ideal for dry hopping
When to pick Cluster
- Higher alpha acid - stronger bittering
- More myrcene - pronounced citrus and resinous notes
- Versatile - works for both bittering and aroma
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Delta
CitrusMelonSpicy
Only in Cluster
FloralEarthySweet
Property
| Property | Delta | Cluster |
|---|---|---|
| Alpha acid | 5.5–7% | 5.5–9% |
| Beta acid | 5.5–7% | 4.5–6% |
| Co-humulone | 22–24% | 33–43% |
| Total oil | 0.5–1.1 mL | 0.4–1 mL |
| Myrcene | 25–40% | 38–46% |
| Humulene | 25–35% | 15–20% |
| Caryophyllene | 9–15% | 8–10% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | United States |
| Purpose | Aroma | Dual purpose |
Fuggle