AmarillovsEmerald Spire

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

Amarillo

Aroma

Alpha acid

7–11%

Beta acid

5.5–8%

Total oil

1–2.3 mL

United States

Emerald Spire

Dual purpose

Alpha acid

8.6–13%

Beta acid

3.5–4.5%

Total oil

-

United States

Key differences

When to pick Amarillo

  • Higher beta acid - smoother, longer-lasting bitterness
  • More myrcene - pronounced citrus and resinous notes
  • Aroma-focused - ideal for dry hopping
  • Richer, more complex aroma profile

When to pick Emerald Spire

  • Higher alpha acid - stronger bittering
  • Versatile - works for both bittering and aroma

Aroma profile and use

Shared aromas

MelonPeach

Only in Amarillo

FloralSpicyTropicalCitrusOrangeLemonApricotGrapefruitDank

Only in Emerald Spire

FruityWhiteGrapesWatermelonBubbleHoneydew

Property

PropertyAmarilloEmerald Spire
Alpha acid7–11%8.6–13%
Beta acid5.5–8%3.5–4.5%
Co-humulone21–24%38–39%
Total oil1–2.3 mL-
Myrcene40–70%36–37%
Humulene19–24%10–11%
Caryophyllene7–10%7–8%
Farnesene6–9%0–1%
OriginUnited StatesUnited States
PurposeAromaDual purpose

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