StirlingvsMillennium

Stirling (dual purpose) and Millennium (bittering) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Stirling

Dual purpose

Alpha acid

6–12%

Beta acid

4–6%

Total oil

1.3–1.9 mL

United States

Millennium

Bittering

Alpha acid

14.5–18.5%

Beta acid

4.3–6.5%

Total oil

1.5–3 mL

United States

Key differences

When to pick Stirling

  • Versatile - works for both bittering and aroma

When to pick Millennium

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Bittering workhorse - efficient in the mash

Aroma profile and use

Shared aromas

HerbalFloral

Only in Stirling

CitusSpicy

Only in Millennium

PearToffeeResin

Property

PropertyStirlingMillennium
Alpha acid6–12%14.5–18.5%
Beta acid4–6%4.3–6.5%
Co-humulone21–28%28–35%
Total oil1.3–1.9 mL1.5–3 mL
Myrcene44–48%35–55%
Humulene19–23%15–25%
Caryophyllene5–7%8–10%
Farnesene11–17%0–1%
OriginUnited StatesUnited States
PurposeDual purposeBittering

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