BelmavsAhtanum

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

Belma

Dual purpose

Alpha acid

8.5–12.1%

Beta acid

4–8%

Total oil

1–2.5 mL

United States

Ahtanum

Aroma

Alpha acid

3.5–6.5%

Beta acid

4–6.5%

Total oil

0.5–1.7 mL

United States

Key differences

When to pick Belma

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma

When to pick Ahtanum

  • Aroma-focused - ideal for dry hopping

Aroma profile and use

Shared aromas

GrapefruitCitrus

Only in Belma

OrangeMelonStrawberryPineappleBerryTropical

Only in Ahtanum

GeraniumPineEarthyFloralCedarLemon

Property

PropertyBelmaAhtanum
Alpha acid8.5–12.1%3.5–6.5%
Beta acid4–8%4–6.5%
Co-humulone-30–35%
Total oil1–2.5 mL0.5–1.7 mL
Myrcene65–68%45–55%
Humulene-15–22%
Caryophyllene-9–12%
Farnesene-0–1%
OriginUnited StatesUnited States
PurposeDual purposeAroma

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