American skunkcabbage
Lysichiton americanus, family Araceae
Large yellow-flowered plant of Pacific Northwest wetlands with a strong skunky smell
American skunkcabbage is a wetland plant from the Pacific Northwest, known for its big leaves and bright yellow flower hoods. It gives off a strong skunky scent to attract pollinating insects, and its leaves have been used by indigenous peoples for wrapping food and as emergency food in famine.
- Has the largest leaves of any native plant in its region
- Produces a strong skunky odor to attract pollinators
- Native to the Pacific Northwest of North America
- Used by indigenous peoples for food wrapping and emergency food
- Classified as invasive in Europe and banned from cultivation there
What does American skunkcabbage look like?
American skunkcabbage is a large perennial plant with thick rhizomes and the biggest leaves of any native plant in its region, reaching up to 150 cm long. Its flowers appear in dense clusters on a central spike, surrounded by a bright yellow or yellow-green hood called a spathe. The plant is well known for its strong, skunky odor, which can fill the area where it grows.
Where does American skunkcabbage come from?
This plant is native to the wetlands and stream banks of the Pacific Northwest, from Alaska down to northern California and inland to parts of Idaho, Montana, and Wyoming. It was introduced to the United Kingdom in 1901 for gardens, but has since escaped cultivation and become established in marshy areas of Britain and Ireland. In Europe, it is now considered invasive and its spread is restricted.
When and how American skunkcabbage blooms
American skunkcabbage blooms early in the year, from late winter through spring. It thrives in wet, marshy soils and is often found in swamps, wet woods, and along streams. The plant grows from rhizomes and produces its distinctive flowers before the leaves reach full size. It is sometimes grown as an ornamental in gardens with suitable wet conditions.
How American skunkcabbage is used
Indigenous peoples used the large leaves for wrapping food and lining baskets, and in emergencies, the heated leaves were eaten despite their peppery taste. The plant was also used for medicinal bandages and to treat skin conditions. In gardens, it was valued for its bold foliage and early yellow blooms, but is now discouraged due to its invasive nature and toxicity.
Kinds of American skunkcabbage
A hybrid between American skunkcabbage and a related Japanese species (Lysichiton camtschatcensis) is grown as an ornamental, with even larger yellow spathes. The American skunkcabbage is easily distinguished from the eastern skunk cabbage (Symplocarpus foetidus) by its flower structure and lack of heat production.
What American skunkcabbage means
The plant is notable for its role in indigenous food preparation and emergency use, but is not a regular part of the diet due to its toxicity. In Britain and Ireland, it has become a problematic invasive species, leading to bans on its cultivation and sale. Its strong odor and large leaves make it a memorable feature of wetland landscapes.
Questions people ask about American skunkcabbage
Where does American skunkcabbage come from?
It is native to the Pacific Northwest of North America, from Alaska through British Columbia and down to northern California, as well as some inland areas.
Why is it called skunkcabbage?
The plant gets its name from the strong skunky odor it releases when it blooms. This smell attracts flies and beetles that pollinate its flowers.
Is American skunkcabbage edible?
It was eaten by indigenous peoples only in times of famine, as the plant contains toxins that can irritate the mouth and digestive system. The large leaves were more commonly used to wrap food.
Is American skunkcabbage grown in gardens?
It was once grown as an ornamental in wet gardens, especially in Britain and Ireland, but is now discouraged and banned in the European Union due to its invasive nature.
What does American skunkcabbage symbolize or mean?
The sources do not mention any particular symbolism for American skunkcabbage, but it is notable for its use in indigenous food preparation and as an early sign of spring in wetlands.
Good reading and sources
- Encyclopaedia BritannicaArticle
- IUCN Red List of Threatened SpeciesIUCN Red List, Article
- USDA Plants DatabaseUS Department of Agriculture, Article
- Plants of the World OnlineRoyal Botanic Gardens, Kew, Plant database
- Where it has been recordedGBIF, Plant database
- Sightings and photos by naturalistsiNaturalist, Plant database
- Lysichiton americanus on WikipediaEncyclopedia
- More photos on Wikimedia CommonsPhotos
- Wikidata recordOpen data
The facts on this page come from the Wikipedia article "Lysichiton americanus", written by its contributors and used under the CC BY-SA 4.0 licence, and from its Wikidata record (CC0). Phool rewrote the text in its own words, with AI assistance, and compares every page with the article to make sure no passage is copied. It may be reused under the same CC BY-SA 4.0 licence with a link back.
It may contain mistakes. It is not medical or foraging advice: many flowers are poisonous, and traditional uses are reported, not recommended. If something is wrong, tell us. Last refreshed 2026-10-03.
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