BobekvsSterling

Bobek (bittering) and Sterling (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

Sterling

Aroma

Alpha acid

5.5–8.5%

Beta acid

4–6%

Total oil

1–2 mL

United States

Key differences

When to pick Bobek

  • More essential oils - more intense aroma
  • Bittering workhorse - efficient in the mash

When to pick Sterling

  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

Floral

Only in Bobek

Pine

Only in Sterling

NobleHerbalSpicy

Property

PropertyBobekSterling
Alpha acid3.5–9.3%5.5–8.5%
Beta acid4–6.6%4–6%
Co-humulone26–31%22–28%
Total oil0.7–4 mL1–2 mL
Myrcene30–45%35–45%
Humulene13–19%16–18%
Caryophyllene4–6%5–8%
Farnesene4–7%15–19%
OriginSloveniaUnited States
PurposeBitteringAroma

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