AurumvsPahto

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

Aurum

Aroma

Alpha acid

3.5–5.7%

Beta acid

3.1%

Total oil

0.5–1.7 mL

Germany

Pahto

Bittering

Alpha acid

17–20%

Beta acid

4.5–6%

Total oil

1–2.5 mL

United States

Key differences

When to pick Aurum

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

When to pick Pahto

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Higher beta acid - smoother, longer-lasting bitterness
  • Bittering workhorse - efficient in the mash

Aroma profile and use

Shared aromas

HerbalEarthy

Only in Aurum

SpicyFruityFloralMildCitrusNoble

Only in Pahto

NeutralCleanSmooth

Property

PropertyAurumPahto
Alpha acid3.5–5.7%17–20%
Beta acid3.1%4.5–6%
Co-humulone20–23%26–32%
Total oil0.5–1.7 mL1–2.5 mL
Myrcene-58–72%
Humulene-8–11%
Caryophyllene-3–6%
Farnesene-0–1%
OriginGermanyUnited States
PurposeAromaBittering