MillenniumvsZappa

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

Millennium

Bittering

Alpha acid

14.5–18.5%

Beta acid

4.3–6.5%

Total oil

1.5–3 mL

United States

Zappa

Aroma

Alpha acid

6–9%

Beta acid

8–9%

Total oil

1.8–2.5 mL

United States

Key differences

When to pick Millennium

  • Higher alpha acid - stronger bittering
  • Bittering workhorse - efficient in the mash

When to pick Zappa

  • 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

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Millennium

PearToffeeFloralResinHerbal

Only in Zappa

MintSavoryFruityMangoPassion fruitTropicalCitrusPineSpicyFresh

Property

PropertyMillenniumZappa
Alpha acid14.5–18.5%6–9%
Beta acid4.3–6.5%8–9%
Co-humulone28–35%40–45%
Total oil1.5–3 mL1.8–2.5 mL
Myrcene35–55%64–65%
Humulene15–25%4–5%
Caryophyllene8–10%8–9%
Farnesene0–1%0–1%
OriginUnited StatesUnited States
PurposeBitteringAroma

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