Pacific GemvsJarrylo

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

Pacific Gem

Bittering

Alpha acid

13–15%

Beta acid

7–9%

Total oil

0.8–1.6 mL

New Zealand

Jarrylo

Dual purpose

Alpha acid

15–17%

Beta acid

6–7.5%

Total oil

3.6–4.3 mL

United States

Key differences

When to pick Pacific Gem

  • Higher beta acid - smoother, longer-lasting bitterness
  • Bittering workhorse - efficient in the mash

When to pick Jarrylo

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Pacific Gem

Black currantBerryBlackberryFloralOakPine

Only in Jarrylo

LemonLimeOrangePearSpicyBananaWhite

Property

PropertyPacific GemJarrylo
Alpha acid13–15%15–17%
Beta acid7–9%6–7.5%
Co-humulone35–40%34–37%
Total oil0.8–1.6 mL3.6–4.3 mL
Myrcene30–40%40–55%
Humulene20–30%15–18%
Caryophyllene6–12%8–11%
Farnesene0–1%0–1%
OriginNew ZealandUnited States
PurposeBitteringDual purpose

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