PahtovsSpalt

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

Pahto

Bittering

Alpha acid

17–20%

Beta acid

4.5–6%

Total oil

1–2.5 mL

United States

Spalt

Aroma

Alpha acid

2.5–5.7%

Beta acid

3–5%

Total oil

0.5–0.9 mL

Germany

Key differences

When to pick Pahto

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • Higher beta acid - smoother, longer-lasting bitterness
  • More myrcene - pronounced citrus and resinous notes
  • Bittering workhorse - efficient in the mash

When to pick Spalt

  • Aroma-focused - ideal for dry hopping

Aroma profile and use

Shared aromas

HerbalEarthy

Only in Pahto

NeutralCleanSmooth

Only in Spalt

NobleFloral

Property

PropertyPahtoSpalt
Alpha acid17–20%2.5–5.7%
Beta acid4.5–6%3–5%
Co-humulone26–32%22–29%
Total oil1–2.5 mL0.5–0.9 mL
Myrcene58–72%20–35%
Humulene8–11%20–30%
Caryophyllene3–6%8–13%
Farnesene0–1%12–18%
OriginUnited StatesGermany
PurposeBitteringAroma

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