MillenniumvsMonroe

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

Millennium

Bittering

Alpha acid

14.5–18.5%

Beta acid

4.3–6.5%

Total oil

1.5–3 mL

United States

Monroe

Aroma

Alpha acid

2.5–2.9%

Beta acid

6.5–7.5%

Total oil

0.95–1 mL

Germany

Key differences

When to pick Millennium

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

When to pick Monroe

  • Higher beta acid - smoother, longer-lasting bitterness
  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Millennium

PearToffeeFloralResinHerbal

Only in Monroe

MildSmoothStrawberryCherryPlumPassion fruitRaspberryOrangeRaspberry

Property

PropertyMillenniumMonroe
Alpha acid14.5–18.5%2.5–2.9%
Beta acid4.3–6.5%6.5–7.5%
Co-humulone28–35%-
Total oil1.5–3 mL0.95–1 mL
Myrcene35–55%-
Humulene15–25%-
Caryophyllene8–10%-
Farnesene0–1%-
OriginUnited StatesGermany
PurposeBitteringAroma

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