Swansea & Gower invasive plant guide
SwanseaWeed Control

What the service covers

  • Free initial quote from your photos to help confirm it is american skunk cabbage
  • Mapping the stand and its edges before any work starts
  • Containment so roots, seed and soil don't spread further
  • The lightest method that works: pulling, cutting, digging, or precise herbicide where that is the safer option
  • Return visits and written records until regrowth stops

How to recognise it

  • Large yellow hooded flower like a skunk in shape and smell, March–May
  • Huge cabbage-like leaves up to 1m long on thick stems
  • Growths in wet ground, pond edges and stream margins
  • Seed spikes turn brown and shed hundreds of seeds in summer

Season: Flowers March–May, large leaves to autumn

Where american skunk cabbage turns up locally

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No mapped records yet for this plant. Report one on the sightings map.

Local facts

Pond margins and wet hollows in Clyne Valley, ditches on the margins of Parc Wern and Hendrefoilan, and streamside gardens across west Swansea.

Seed washed downstream and carried on boots and machinery; also dumped pond-plant waste.

Legal status: Schedule 9, Wildlife and Countryside Act 1981. Offence to plant or cause it to grow in the wild.

Areas we cover for american skunk cabbage

Full american skunk cabbage guide

News & advice

All local news