RelaxvsEmerald Spire
Relax (aroma) and Emerald Spire (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.
Relax
Alpha acid
0.3–4%
Beta acid
10–15%
Total oil
1–1.3 mL
Germany
Emerald Spire
Alpha acid
8.6–13%
Beta acid
3.5–4.5%
Total oil
-
United States
Key differences
When to pick Relax
- Higher beta acid - smoother, longer-lasting bitterness
- Aroma-focused - ideal for dry hopping
When to pick Emerald Spire
- Higher alpha acid - stronger bittering
- More myrcene - pronounced citrus and resinous notes
- Versatile - works for both bittering and aroma
Aroma profile and use
Shared aromas
HoneydewMelon
Only in Relax
CognacLycheeLavenderLeatherHibiscusLemongrass
Only in Emerald Spire
PeachFruityWhiteGrapesWatermelonBubble
Property
| Property | Relax | Emerald Spire |
|---|---|---|
| Alpha acid | 0.3–4% | 8.6–13% |
| Beta acid | 10–15% | 3.5–4.5% |
| Co-humulone | - | 38–39% |
| Total oil | 1–1.3 mL | - |
| Myrcene | 17–30% | 36–37% |
| Humulene | - | 10–11% |
| Caryophyllene | - | 7–8% |
| Farnesene | - | 0–1% |
| Origin | Germany | United States |
| Purpose | Aroma | Dual purpose |