SummitvsTsingdao Flower

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

Summit

Bittering

Alpha acid

15–17.5%

Beta acid

4–6.5%

Total oil

1.5–3 mL

United States

Tsingdao Flower

Dual purpose

Alpha acid

6–8%

Beta acid

3–4.2%

Total oil

0.4–0.8 mL

China

Key differences

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

When to pick Tsingdao Flower

  • Versatile - works for both bittering and aroma

Aroma profile and use

Shared aromas

EarthyCitrus

Only in Summit

Black currantAniseIncenseOrangeGrapefruitTangerineOnionGarlicDankCannabis

Only in Tsingdao Flower

LemonMelon

Property

PropertySummitTsingdao Flower
Alpha acid15–17.5%6–8%
Beta acid4–6.5%3–4.2%
Co-humulone26–33%35%
Total oil1.5–3 mL0.4–0.8 mL
Myrcene30–40%-
Humulene18–22%-
Caryophyllene12–16%-
Farnesene0–1%-
OriginUnited StatesChina
PurposeBitteringDual purpose

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