BRU-1
Alpha acid
13–15%
Beta acid
8–10%
Total oil
1.5–2 mL
United States
Spalt
Alpha acid
2.5–5.7%
Beta acid
3–5%
Total oil
0.5–0.9 mL
Germany
Key differences
When to pick BRU-1
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
- More myrcene - pronounced citrus and resinous notes
When to pick Spalt
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in BRU-1
PineappleGreenFruity
Only in Spalt
NobleEarthyHerbalFloral
Property
| Property | BRU-1 | Spalt |
|---|---|---|
| Alpha acid | 13–15% | 2.5–5.7% |
| Beta acid | 8–10% | 3–5% |
| Co-humulone | 35–37% | 22–29% |
| Total oil | 1.5–2 mL | 0.5–0.9 mL |
| Myrcene | 50–55% | 20–35% |
| Humulene | 7–8% | 20–30% |
| Caryophyllene | 9–11% | 8–13% |
| Farnesene | 0–1% | 12–18% |
| Origin | United States | Germany |
| Purpose | Aroma | Aroma |