Summer
Alpha acid
5.6–6.4%
Beta acid
4.8–6.1%
Total oil
1.4–2 mL
Australia
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 Summer
- Higher alpha acid - stronger bittering
When to pick Crystal
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Summer
ApricotMelonGrassyCitrusStone fruitPassion fruitPeach
Only in Crystal
WoodyFloralGreenFruitySpicyCinnamonNutmegBlack currant
Property
| Property | Summer | Crystal |
|---|---|---|
| Alpha acid | 5.6–6.4% | 2.8–6% |
| Beta acid | 4.8–6.1% | 4.5–8.5% |
| Co-humulone | 20–25% | 20–26% |
| Total oil | 1.4–2 mL | 0.8–2.3 mL |
| Myrcene | 29–38% | 30–55% |
| Humulene | 28–50% | 20–30% |
| Caryophyllene | 8–11% | 5–12% |
| Farnesene | 0–1% | 0–1% |
| Origin | Australia | United States |
| Purpose | Aroma | Aroma |
Hersbrucker