AmethystvsMosaic

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

Amethyst

Aroma

Alpha acid

3.5–6%

Beta acid

7–8%

Total oil

0.4–1 mL

Czech Republic

Mosaic

Dual purpose

Alpha acid

11.5–13.5%

Beta acid

3.2–3.9%

Total oil

1–1.5 mL

United States

Key differences

When to pick Amethyst

  • Higher beta acid - smoother, longer-lasting bitterness
  • Aroma-focused - ideal for dry hopping

When to pick Mosaic

  • 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
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

CitrusEarthySpicy

Only in Amethyst

-

Only in Mosaic

BlueberryTropicalGrassyPineTangerinePapayaRoseBlossomBubblegumGrapefruit

Property

PropertyAmethystMosaic
Alpha acid3.5–6%11.5–13.5%
Beta acid7–8%3.2–3.9%
Co-humulone20–28%24–26%
Total oil0.4–1 mL1–1.5 mL
Myrcene41–43%47–55%
Humulene18–20%10–16%
Caryophyllene5–7%3–8%
Farnesene0–1%0–1%
OriginCzech RepublicUnited States
PurposeAromaDual purpose

Related comparisons