ZappavsSummit

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

Zappa

Aroma

Alpha acid

6–9%

Beta acid

8–9%

Total oil

1.8–2.5 mL

United States

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 Zappa

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

When to pick Summit

  • Higher alpha acid - stronger bittering
  • Bittering workhorse - efficient in the mash
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

Citrus

Only in Zappa

MintSavoryFruityMangoPassion fruitTropicalPineSpicyFresh

Only in Summit

Black currantAniseIncenseOrangeGrapefruitTangerineEarthyOnionGarlicDankCannabis

Property

PropertyZappaSummit
Alpha acid6–9%15–17.5%
Beta acid8–9%4–6.5%
Co-humulone40–45%26–33%
Total oil1.8–2.5 mL1.5–3 mL
Myrcene64–65%30–40%
Humulene4–5%18–22%
Caryophyllene8–9%12–16%
Farnesene0–1%0–1%
OriginUnited StatesUnited States
PurposeAromaBittering

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