GalaxyvsOpal

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

Galaxy

Dual purpose

Alpha acid

11–16%

Beta acid

5–9%

Total oil

1.8–5 mL

Australia

Opal

Dual purpose

Alpha acid

5–14%

Beta acid

3.5–5.5%

Total oil

0.8–1.3 mL

Germany

Key differences

When to pick Galaxy

  • 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

When to pick Opal

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

Aroma profile and use

Shared aromas

Citrus

Only in Galaxy

Passion fruitPeachPineappleTropicalCannabisDank

Only in Opal

Black currantSpicyFloralHerbalAnise

Property

PropertyGalaxyOpal
Alpha acid11–16%5–14%
Beta acid5–9%3.5–5.5%
Co-humulone32–42%13–34%
Total oil1.8–5 mL0.8–1.3 mL
Myrcene33–69%20–45%
Humulene1–2%30–50%
Caryophyllene7–13%8–15%
Farnesene3–5%0–1%
OriginAustraliaGermany
PurposeDual purposeDual purpose

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