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IIIFolio · plant profile№ ED72medicinal · edible
Data provenancePermapeopleTreflePFAFPOWOeditorially reviewedreviewed 19 Oct 2026methodology → read

Salix piperi

Salix piperi
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Salix piperi (Salix piperi) — botanical photograph
Pl. ED72 — Salix piperi
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I

Overview

Salix piperi, commonly known as Piper's Willow, is a deciduous tree native to the Pacific Northwest of North America, including Alaska, British Columbia, California, Oregon, and Washington. It is also found in parts of Europe and Africa, such as Afghanistan, Albania, and Algeria. This willow thrives in moist, wet habitats such as riverbanks and swamps and can be recognized by its distinctive, flexible branches and catkins that appear before the leaves. It grows best in light (sandy), medium, and heavy (clay) soils and prefers full sun. The inner bark, leaves, and shoots of Salix piperi are edible and have been used as a food source. Typically, the inner bark is harvested and prepared by peeling it from young branches and can be eaten raw or cooked. The leaves and tender shoots are often used fresh in salads or as a green vegetable, either raw or lightly steamed. In traditional use, Salix piperi has been noted for its calming and relaxation properties, often used as a decoction. It is also traditionally used in European herbalism to support digestive health, with a tea made from the leaves or inner bark potentially helping to soothe an upset stomach. However, these uses are presented as ethnobotanical context and not as medical advice.

Quick answers

What is Salix piperi?

Salix piperi, commonly known as Piper's Willow, is a deciduous tree native to the Pacific Northwest of North America, including Alaska, British Columbia, California, Oregon, and Washington. It is also found in parts of Europe and Africa, such as Afghanistan, Albania, and Algeria.

What is Salix piperi used for?

Traditionally used for stress & anxiety, digestion. Each claim is evidence-rated — see Section II for full citations.

Best for
Top 2 evidence-ranked uses of Salix piperi
Jump to full evidence →
Clinicaluses · safety · chemistry · dosagemedicinal profile
II

Benefits & evidence

2 claims · traditional-use context
Traditional-use context
These notes are presented as ethnobotanical context. No cited clinical references are catalogued for this plant yet.
  • Traditional-use note: Salix piperi appears in herbal sources around calming and relaxation traditions, often as a decoction. PlantSage presents this as ethnobotanical context, not as medical advice.

    Traditional context only. This reviewed claim keeps the original moderate confidence level, but avoids treatment, disease, dosage, or guaranteed-effect language.

  • Salix piperi, like other willows, has been traditionally used in European herbalism to support digestive health. A tea made from the leaves or inner bark may help soothe an upset stomach.

    The presence of salicylates and flavonoids suggests potential anti-inflammatory effects on the gastrointestinal tract, though specific mechanisms are not fully understood.

    ▲ ModerateDigestion →
IV·b

Mixology suggestions

1 draft
Editorial drafts. These pairings are AI-suggested from traditional herbal lore. Always verify with a qualified herbalist before brewing.
Salix piperi support blend
general
tea
AI returned a direct ingredient list; normalized into one draft blend for editorial review.
Growingconditions · propagation · uses
V

Cultivation

Salix piperi thrives in full sun and prefers moist to wet soil, tolerating light (sandy), medium, and heavy (clay) conditions. It is hardy in temperate regions, native to Alaska, British Columbia, California, Oregon, and Washington. For cultivation, propagate via cuttings or seeds. The inner bark, leaves, and shoots are edible and can be used to make teas or decoctions. Traditionally, Salix piperi has been used to support digestive health and to calm stress and anxiety.
Light
Full sun
Water
Moist, Wet
Soil
Light (sandy), Medium, Heavy (clay)
For first-time growers

How to grow Salix piperi for the first time

8steps

Start with simple soil and light conditions for Salix piperi.

  1. 1

    What you'll need

    A young Salix piperi plant, a small trowel, and some compost.

  2. 2

    Best time to plant

    Plant in early spring or late fall when the soil is moist but not waterlogged.

  3. 3

    Soil and container prep

    Choose a spot with light to medium soil that stays moist. Amend the soil with compost if needed.

  4. 4

    Sowing or transplanting

    Transplant young plants directly into the ground, spacing them about 10 feet apart.

  5. 5

    First two weeks

    Water regularly to keep the soil consistently moist but not soggy. Monitor for any signs of stress.

  6. 6

    Ongoing care

    Provide regular watering during dry spells and mulch around the base to retain moisture.

  7. 7

    Harvest or pruning

    Prune in late winter before new growth starts, removing dead or weak branches.

  8. 8

    Common mistakes

    Overwatering, planting in too heavy soil, and not providing enough light are common issues to avoid.

VI

Edible & utility

Edible parts:Inner barkLeavesShoots
Edible uses: The inner bark, leaves, and shoots of Salix piperi are edible. Typically, the inner bark is harvested and prepared by peeling it from young branches. It can be eaten raw or cooked. The leaves and tender shoots are often used fresh in salads or as a green vegetable, either raw or lightly steamed.
Other uses:Weaving material
Contextrange · companions · related
VII

Distribution

56 native · 56 introduced
Distribution across4 continents· 56 native· 56 introduced
Europe26 regions
native (19)AlbaniaAustriaBelarusBelgiumBulgariaCyprusFranceGermanyGreeceHungaryItalyNetherlandsPolandPortugalRomaniaRussiaSpainSwitzerlandUkraine
introduced (7)DenmarkFinlandIrelandNorwayRussiaSwedenUnited Kingdom
Asia12 regions
native (9)AfghanistanChinaIranIraqKazakhstanPalestineTurkeyTurkmenistanUzbekistan
introduced (3)GeorgiaPakistanYemen
Americas1 region
native (1)United States
Africa4 regions
native (3)AlgeriaMoroccoTunisia
introduced (1)Libya
Broader regions
native:Altay, Baltic States, British Columbia, California, Czechoslovakia, East Aegean Is., Kriti, Lebanon-Syria, Oregon, Transcaucasus, Washington, Yugoslavia
introduced:Argentina Northwest, Arizona, Arkansas, California, Chile Central, Colorado, Connecticut, Delaware, District of Columbia, Idaho, Illinois, Indiana, Kentucky, Krasnoyarsk, Maine, Maryland, Masachusettes, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New South Wales, New York, North Carolina, Ohio, Ontario, Pennsylvania, Québec, Rhode I., Saskatchewan, South Australia, Tadzhikistan, Tasmania, Tennessee, Vermont, Victoria, Virginia, West Himalaya, West Virginia, Wisconsin
IX

Specimen gallery

1 image
Salix piperi (Salix piperi) — botanical photograph
Salix piperi (Salix piperi)
X

See also

8 related
XI

Explore further

XII

About this entry

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