Hartwick
Alpha acid
12.28%
Beta acid
5.77%
Total oil
-
United States
Progress
Alpha acid
5–7.5%
Beta acid
1.8–2.7%
Total oil
0.5–0.8 mL
United Kingdom
Key differences
When to pick Hartwick
- Higher alpha acid - stronger bittering
- Higher beta acid - smoother, longer-lasting bitterness
When to pick Progress
- Richer, more complex aroma profile
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Hartwick
PinePineapple
Only in Progress
GrassyMintSweetHoneyBlack currantFruityFloral
Property
| Property | Hartwick | Progress |
|---|---|---|
| Alpha acid | 12.28% | 5–7.5% |
| Beta acid | 5.77% | 1.8–2.7% |
| Co-humulone | - | 25–27% |
| Total oil | - | 0.5–0.8 mL |
| Myrcene | - | 25–30% |
| Humulene | - | 40–47% |
| Caryophyllene | - | 12–15% |
| Farnesene | - | 0–1% |
| Origin | United States | United Kingdom |
| Purpose | Aroma | Aroma |