ToyomidorivsStirling

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

Toyomidori

Bittering

Alpha acid

11–13%

Beta acid

5–6%

Total oil

0.8–1.2 mL

Japan

Stirling

Dual purpose

Alpha acid

6–12%

Beta acid

4–6%

Total oil

1.3–1.9 mL

United States

Key differences

When to pick Toyomidori

  • Higher alpha acid - stronger bittering
  • More myrcene - pronounced citrus and resinous notes
  • Bittering workhorse - efficient in the mash

When to pick Stirling

  • More essential oils - more intense aroma
  • Versatile - works for both bittering and aroma

Aroma profile and use

No shared aromas - the varieties have divergent profiles.

Only in Toyomidori

MildFruityTobaccoGreen

Only in Stirling

HerbalCitusSpicyFloral

Property

PropertyToyomidoriStirling
Alpha acid11–13%6–12%
Beta acid5–6%4–6%
Co-humulone40%21–28%
Total oil0.8–1.2 mL1.3–1.9 mL
Myrcene58–60%44–48%
Humulene9–12%19–23%
Caryophyllene4–5%5–7%
Farnesene0–1%11–17%
OriginJapanUnited States
PurposeBitteringDual purpose