Ahtanum
Alpha acid
3.5–6.5%
Beta acid
4–6.5%
Total oil
0.5–1.7 mL
United States
Idaho Gem
Alpha acid
11–14%
Beta acid
5–7%
Total oil
1.3–2.3 mL
United States
Key differences
When to pick Ahtanum
- Aroma-focused - ideal for dry hopping
When to pick Idaho Gem
- Higher alpha acid - stronger bittering
- More essential oils - more intense aroma
- Versatile - works for both bittering and aroma
- Richer, more complex aroma profile
Aroma profile and use
Shared aromas
Citrus
Only in Ahtanum
GrapefruitGeraniumPineEarthyFloralCedarLemon
Only in Idaho Gem
PineappleCherryCandiedHerbalSpicyMintStone fruitRedberryMojitoSweet
Property
| Property | Ahtanum | Idaho Gem |
|---|---|---|
| Alpha acid | 3.5–6.5% | 11–14% |
| Beta acid | 4–6.5% | 5–7% |
| Co-humulone | 30–35% | 40–45% |
| Total oil | 0.5–1.7 mL | 1.3–2.3 mL |
| Myrcene | 45–55% | - |
| Humulene | 15–22% | - |
| Caryophyllene | 9–12% | - |
| Farnesene | 0–1% | - |
| Origin | United States | United States |
| Purpose | Aroma | Dual purpose |