Willamette Hops

AromaAlpha 4.5 - 6.5%United States

Flavor & aroma

Released in 1976 by the United States Department of Agriculture, Willamette is the definitive success story of American hop breeding and remains the master of earthy elegance. Named after the historic Oregon valley that has been a hub for hop viticulture since the mid-1800s, it was engineered to be the domestic successor to the English Fuggle. By crossing a Tetraploid Fuggle with a Fuggle seedling, researchers created a hop that retained the "Noble" soul of its British ancestor while thriving in the unique soils of the Pacific Northwest. For decades, Willamette was the most widely grown aroma hop in the United States, serving as the aromatic heart of the early American craft beer revolution.

If you are looking for a "pillowy" aromatic depth that respects your malt bill, Willamette is the undisputed heavyweight, speaking with a refined, herbal whisper rather than the loud citrus of modern "C-Hops." The sensory experience is defined by a rich, multi-layered bouquet of fresh earth, damp cedar, and mild herbal spice, often accented by a soft floral sweetness and subtle notes of black pepper or elderberry. In the brewhouse, its low alpha acid and remarkably smooth bittering make it a versatile "all-rounder" and the secret to a perfectly balanced Pale Ale, robust Porter, or silky Stout. It provides a sophisticated finish that grounds the beer and complements the delicate flavors of specialty grains without the aggressive "bite" of high-alpha hybrids.

Substitution Tip

If you can't find Willamette, the best alternatives are Fuggle, Glacier, Styrian Golding, or Tettnanger.

At A Glance

ProfileCitrus, Herbal, Floral, Spicy
PurposeAroma
Alpha Acid4.5 - 6.5%
SubstitutesFuggle, Glacier, Styrian Golding, Tettnanger
Pairs withCascade (for a classic "Northwest" blend), East Kent Golding (for extra floral depth), Northern Brewer (for a sturdy and woody base)
Beer StylesBrown Ale, English Pale Ale, Porter, Stout, Amber Ale

General Information

Country
United States
Storage Stability
Retains 60 - 65% alpha acid

Brewing Chemistry (Acids & Oils)

Alpha Acid
4.5 - 6.5%
Beta Acid
3.5 - 4.5%
Cohumulone
38.0 - 48.0%
Total Oil
1.0 - 1.5 ml/100g
Myrcene
30.0 - 40.0%
Humulene
20.0 - 27.0%
Caryophyllene
6.5 - 8.2%
Farnesene
5.0 - 6.0%
Linalool
0.4 - 0.7%
B-Pinene
0.3 - 0.5%
Geraniol
0.1 - 0.3%

Growth & Cultivation

Yield
1,200 - 1,500 lbs/acre
Maturity
Medium early
Resistant
Downy Mildew (moderate)
Susceptible
Powdery Mildew, Verticillium Wilt
Growth Rate
High; vigorous vertical growth
Cones
Small to medium size with loose to moderate density.
Ease of Harvest
Good; bines are strong and suited for mechanical picking
Sex
Female (Triploid)
Leaf Color
Dark green
Side Arm Length
24" - 40"

Willamette Aroma/Flavor Profile

Aroma
Flavor
CitrusTropical FruitStone FruitApple/PearMelonBerryFloralSpicy/HerbalPineResinGrassEarthy/WoodyOnion/GarlicDank/Catty

Discovery Tags

Usage

Last Updated
  • 2026-03-01 08:47:08