AuroravsGaia

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

Aurora

Dual purpose

Alpha acid

6.5–13%

Beta acid

2.7–5.5%

Total oil

0.9–1.8 mL

Slovenia

Gaia

Bittering

Alpha acid

12–15%

Beta acid

5–10%

Total oil

1.5–2.5 mL

Czech Republic

Key differences

When to pick Aurora

  • Versatile - works for both bittering and aroma
  • Richer, more complex aroma profile

When to pick Gaia

  • 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

Aroma profile and use

Shared aromas

Spicy

Only in Aurora

FloralLemongrassNoble

Only in Gaia

Hoppy

Property

PropertyAuroraGaia
Alpha acid6.5–13%12–15%
Beta acid2.7–5.5%5–10%
Co-humulone20–26%20–29%
Total oil0.9–1.8 mL1.5–2.5 mL
Myrcene20–25%23–37%
Humulene20–25%2–4%
Caryophyllene6–9%9–12%
Farnesene5–10%5–7%
OriginSloveniaCzech Republic
PurposeDual purposeBittering

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