AgnusvsWillamette

Agnus (bittering) and Willamette (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Agnus

Bittering

Alpha acid

9–14%

Beta acid

4–6.5%

Total oil

2–3 mL

Czech Republic

Willamette

Dual purpose

Alpha acid

4–7.2%

Beta acid

3–4.5%

Total oil

0.6–1.6 mL

United States

Key differences

When to pick Agnus

  • 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
  • Bittering workhorse - efficient in the mash

When to pick Willamette

  • Versatile - works for both bittering and aroma

Aroma profile and use

Shared aromas

Citrus

Only in Agnus

LavenderLeatherTobaccoSpicy

Only in Willamette

IncenseElderberryCaramelCurryFloral

Property

PropertyAgnusWillamette
Alpha acid9–14%4–7.2%
Beta acid4–6.5%3–4.5%
Co-humulone29–38%28–35%
Total oil2–3 mL0.6–1.6 mL
Myrcene40–55%30–40%
Humulene15–20%20–27%
Caryophyllene-7–8%
Farnesene0–1%5–6%
OriginCzech RepublicUnited States
PurposeBitteringDual purpose

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