Emerald SpirevsSummer

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

Emerald Spire

Dual purpose

Alpha acid

8.6–13%

Beta acid

3.5–4.5%

Total oil

-

United States

Summer

Aroma

Alpha acid

5.6–6.4%

Beta acid

4.8–6.1%

Total oil

1.4–2 mL

Australia

Key differences

When to pick Emerald Spire

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

When to pick Summer

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

Aroma profile and use

Shared aromas

PeachMelon

Only in Emerald Spire

FruityWhiteGrapesWatermelonBubbleHoneydew

Only in Summer

ApricotGrassyCitrusStone fruitPassion fruit

Property

PropertyEmerald SpireSummer
Alpha acid8.6–13%5.6–6.4%
Beta acid3.5–4.5%4.8–6.1%
Co-humulone38–39%20–25%
Total oil-1.4–2 mL
Myrcene36–37%29–38%
Humulene10–11%28–50%
Caryophyllene7–8%8–11%
Farnesene0–1%0–1%
OriginUnited StatesAustralia
PurposeDual purposeAroma

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