BoucliervsSummit

Bouclier (aroma) and Summit (bittering) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Bouclier

Aroma

Alpha acid

3.8–8.5%

Beta acid

2.4–3.3%

Total oil

1.1–1.6 mL

France

Summit

Bittering

Alpha acid

15–17.5%

Beta acid

4–6.5%

Total oil

1.5–3 mL

United States

Key differences

When to pick Bouclier

  • Aroma-focused - ideal for dry hopping

When to pick Summit

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Higher beta acid - smoother, longer-lasting bitterness
  • Bittering workhorse - efficient in the mash
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

Citrus

Only in Bouclier

HerbalGrassySpicy

Only in Summit

Black currantAniseIncenseOrangeGrapefruitTangerineEarthyOnionGarlicDankCannabis

Property

PropertyBouclierSummit
Alpha acid3.8–8.5%15–17.5%
Beta acid2.4–3.3%4–6.5%
Co-humulone42–47%26–33%
Total oil1.1–1.6 mL1.5–3 mL
Myrcene37–39%30–40%
Humulene33–35%18–22%
Caryophyllene3–4%12–16%
Farnesene-0–1%
OriginFranceUnited States
PurposeAromaBittering

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