Progress
Alpha acid
5–7.5%
Beta acid
1.8–2.7%
Total oil
0.5–0.8 mL
United Kingdom
Samba
Alpha acid
8–12%
Beta acid
4–6%
Total oil
1.5–2.5 mL
United States
Key differences
When to pick Progress
No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.
When to pick Samba
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Higher beta acid - smoother, longer-lasting bitterness
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Progress
GrassyMintSweetHoneyBlack currantFruityFloral
Only in Samba
TropicalPineappleMangoStone fruitCandyOrange
Property
| Property | Progress | Samba |
|---|---|---|
| Alpha acid | 5–7.5% | 8–12% |
| Beta acid | 1.8–2.7% | 4–6% |
| Co-humulone | 25–27% | 28–32% |
| Total oil | 0.5–0.8 mL | 1.5–2.5 mL |
| Myrcene | 25–30% | - |
| Humulene | 40–47% | - |
| Caryophyllene | 12–15% | - |
| Farnesene | 0–1% | - |
| Origin | United Kingdom | United States |
| Purpose | Aroma | Aroma |