CrystalvsHallertau Mittelfrüh
Crystal and Hallertau Mittelfrüh are popular aroma hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.
Crystal
Alpha acid
2.8–6%
Beta acid
4.5–8.5%
Total oil
0.8–2.3 mL
United States
Hallertau Mittelfrüh
Alpha acid
3–5.5%
Beta acid
3–5%
Total oil
0.7–1.3 mL
Germany
Key differences
When to pick Crystal
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
- Richer, more complex aroma profile
When to pick Hallertau Mittelfrüh
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
Aroma profile and use
Shared aromas
FloralSpicy
Only in Crystal
WoodyGreenFruityCinnamonNutmegBlack currant
Only in Hallertau Mittelfrüh
CitrusGrassyTea
Property
| Property | Crystal | Hallertau Mittelfrüh |
|---|---|---|
| Alpha acid | 2.8–6% | 3–5.5% |
| Beta acid | 4.5–8.5% | 3–5% |
| Co-humulone | 20–26% | 18–28% |
| Total oil | 0.8–2.3 mL | 0.7–1.3 mL |
| Myrcene | 30–55% | 15–16% |
| Humulene | 20–30% | 55–56% |
| Caryophyllene | 5–12% | 14–15% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | Germany |
| Purpose | Aroma | Aroma |