Emerald SpirevsCentennial
Emerald Spire and Centennial are popular dual purpose hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.
Emerald Spire
Alpha acid
8.6–13%
Beta acid
3.5–4.5%
Total oil
-
United States
Centennial
Alpha acid
7–12%
Beta acid
3.5–5.5%
Total oil
1–3 mL
United States
Key differences
When to pick Emerald Spire
- Higher alpha acid - stronger bittering
- Richer, more complex aroma profile
When to pick Centennial
- More myrcene - pronounced citrus and resinous notes
Aroma profile and use
No shared aromas - the varieties have divergent profiles.
Only in Emerald Spire
PeachFruityWhiteGrapesWatermelonBubbleMelonHoneydew
Only in Centennial
PineCitrusFloralGrapefruitTangerine
Property
| Property | Emerald Spire | Centennial |
|---|---|---|
| Alpha acid | 8.6–13% | 7–12% |
| Beta acid | 3.5–4.5% | 3.5–5.5% |
| Co-humulone | 38–39% | 23–30% |
| Total oil | - | 1–3 mL |
| Myrcene | 36–37% | 55–65% |
| Humulene | 10–11% | 10–20% |
| Caryophyllene | 7–8% | 5–7% |
| Farnesene | 0–1% | 0–1% |
| Origin | United States | United States |
| Purpose | Dual purpose | Dual purpose |