Spalter SelectvsCluster
Spalter Select (aroma) and Cluster (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.
Spalter Select
Alpha acid
3–6.5%
Beta acid
2.5–5%
Total oil
0.5–0.9 mL
Germany
Cluster
Alpha acid
5.5–9%
Beta acid
4.5–6%
Total oil
0.4–1 mL
United States
Key differences
When to pick Spalter Select
- Aroma-focused - ideal for dry hopping
When to pick Cluster
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
- 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 Spalter Select
SpicyGrassy
Only in Cluster
FloralEarthySweet
Property
| Property | Spalter Select | Cluster |
|---|---|---|
| Alpha acid | 3–6.5% | 5.5–9% |
| Beta acid | 2.5–5% | 4.5–6% |
| Co-humulone | 21–27% | 33–43% |
| Total oil | 0.5–0.9 mL | 0.4–1 mL |
| Myrcene | 20–40% | 38–46% |
| Humulene | 10–22% | 15–20% |
| Caryophyllene | 4–10% | 8–10% |
| Farnesene | 15–22% | 0–1% |
| Origin | Germany | United States |
| Purpose | Aroma | Dual purpose |