AhtanumvsBitter Gold

Ahtanum (aroma) and Bitter Gold (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Ahtanum

Aroma

Alpha acid

3.5–6.5%

Beta acid

4–6.5%

Total oil

0.5–1.7 mL

United States

Bitter Gold

Dual purpose

Alpha acid

12–18.8%

Beta acid

4.5–8%

Total oil

0.8–3.9 mL

United States

Key differences

When to pick Ahtanum

  • Aroma-focused - ideal for dry hopping

When to pick Bitter Gold

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Higher beta acid - smoother, longer-lasting bitterness
  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma

Aroma profile and use

Shared aromas

GrapefruitFloral

Only in Ahtanum

CitrusGeraniumPineEarthyCedarLemon

Only in Bitter Gold

Stone fruitTropicalPearWatermelonGrassy

Property

PropertyAhtanumBitter Gold
Alpha acid3.5–6.5%12–18.8%
Beta acid4–6.5%4.5–8%
Co-humulone30–35%36–41%
Total oil0.5–1.7 mL0.8–3.9 mL
Myrcene45–55%45–68%
Humulene15–22%7–18%
Caryophyllene9–12%7–11%
Farnesene0–1%0–2%
OriginUnited StatesUnited States
PurposeAromaDual purpose

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