EclipsevsCluster

Eclipse and Cluster are popular dual purpose hops. Below you'll find a comparison of alpha and beta acids, aroma profiles and oil composition.

Eclipse

Dual purpose

Alpha acid

15.7–19%

Beta acid

5.9–9%

Total oil

1.8–2.7 mL

Australia

Cluster

Dual purpose

Alpha acid

5.5–9%

Beta acid

4.5–6%

Total oil

0.4–1 mL

United States

Key differences

When to pick Eclipse

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Higher beta acid - smoother, longer-lasting bitterness

When to pick Cluster

No clear differences - both varieties have a similar profile. Choose based on availability or country of origin.

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Eclipse

CitrusPineMandarin

Only in Cluster

FloralEarthySweet

Property

PropertyEclipseCluster
Alpha acid15.7–19%5.5–9%
Beta acid5.9–9%4.5–6%
Co-humulone33–37%33–43%
Total oil1.8–2.7 mL0.4–1 mL
Myrcene35–49%38–46%
Humulene0–2%15–20%
Caryophyllene6–12%8–10%
Farnesene0–1%0–1%
OriginAustraliaUnited States
PurposeDual purposeDual purpose

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