BobekvsAhtanum

Bobek (bittering) and Ahtanum (aroma) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Bobek

Bittering

Alpha acid

3.5–9.3%

Beta acid

4–6.6%

Total oil

0.7–4 mL

Slovenia

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 Bobek

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Bittering workhorse - efficient in the mash

When to pick Ahtanum

  • More myrcene - pronounced citrus and resinous notes
  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

PineFloral

Only in Bobek

-

Only in Ahtanum

CitrusGrapefruitGeraniumEarthyCedarLemon

Property

PropertyBobekAhtanum
Alpha acid3.5–9.3%3.5–6.5%
Beta acid4–6.6%4–6.5%
Co-humulone26–31%30–35%
Total oil0.7–4 mL0.5–1.7 mL
Myrcene30–45%45–55%
Humulene13–19%15–22%
Caryophyllene4–6%9–12%
Farnesene4–7%0–1%
OriginSloveniaUnited States
PurposeBitteringAroma

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