Cluster
Alpha acid
5.5–9%
Beta acid
4.5–6%
Total oil
0.4–1 mL
United States
Crystal
Alpha acid
2.8–6%
Beta acid
4.5–8.5%
Total oil
0.8–2.3 mL
United States
Key differences
When to pick Cluster
- Higher alpha acid - stronger bittering
- Versatile - works for both bittering and aroma
When to pick Crystal
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- Aroma-focused - ideal for dry hopping
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
Floral
Only in Cluster
EarthySweet
Only in Crystal
WoodyGreenFruitySpicyCinnamonNutmegBlack currant
Property
| Property | Cluster | Crystal |
|---|---|---|
| Alpha acid | 5.5–9% | 2.8–6% |
| Beta acid | 4.5–6% | 4.5–8.5% |
| Co-humulone | 33–43% | 20–26% |
| Total oil | 0.4–1 mL | 0.8–2.3 mL |
| Myrcene | 38–46% | 30–55% |
| Humulene | 15–20% | 20–30% |
| Caryophyllene | 8–10% | 5–12% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | United States |
| Purpose | Dual purpose | Aroma |
Hersbrucker