EclipsevsMillennium

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

Eclipse

Dual purpose

Alpha acid

15.7–19%

Beta acid

5.9–9%

Total oil

1.8–2.7 mL

Australia

Millennium

Bittering

Alpha acid

14.5–18.5%

Beta acid

4.3–6.5%

Total oil

1.5–3 mL

United States

Key differences

When to pick Eclipse

  • Higher beta acid - smoother, longer-lasting bitterness
  • Versatile - works for both bittering and aroma

When to pick Millennium

  • Bittering workhorse - efficient in the mash
  • Richer, more complex aroma profile

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Eclipse

CitrusPineMandarin

Only in Millennium

PearToffeeFloralResinHerbal

Property

PropertyEclipseMillennium
Alpha acid15.7–19%14.5–18.5%
Beta acid5.9–9%4.3–6.5%
Co-humulone33–37%28–35%
Total oil1.8–2.7 mL1.5–3 mL
Myrcene35–49%35–55%
Humulene0–2%15–25%
Caryophyllene6–12%8–10%
Farnesene0–1%0–1%
OriginAustraliaUnited States
PurposeDual purposeBittering

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