MosaicvsPacific Gem

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

Mosaic

Dual purpose

Alpha acid

11.5–13.5%

Beta acid

3.2–3.9%

Total oil

1–1.5 mL

United States

Pacific Gem

Bittering

Alpha acid

13–15%

Beta acid

7–9%

Total oil

0.8–1.6 mL

New Zealand

Key differences

When to pick Mosaic

  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma
  • Richer, more complex aroma profile

When to pick Pacific Gem

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

Aroma profile and use

Shared aromas

Pine

Only in Mosaic

BlueberryTropicalCitrusGrassySpicyTangerinePapayaRoseEarthyBlossomBubblegumGrapefruit

Only in Pacific Gem

Black currantBerryBlackberryFloralOak

Property

PropertyMosaicPacific Gem
Alpha acid11.5–13.5%13–15%
Beta acid3.2–3.9%7–9%
Co-humulone24–26%35–40%
Total oil1–1.5 mL0.8–1.6 mL
Myrcene47–55%30–40%
Humulene10–16%20–30%
Caryophyllene3–8%6–12%
Farnesene0–1%0–1%
OriginUnited StatesNew Zealand
PurposeDual purposeBittering

Related comparisons