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Photograph of Sea kale
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Sea kale

Crambe maritima

  • Layer 4 · Herbaceous
  • Edible companion

Status by region

No restrictions recorded in the lists we checked.

Checked against the European Union list (Regulation 1143/2014) · Portugal's national invasive species list (Decreto-Lei 92/2019) · the Madeira list (Decreto-Lei 92/2019).

Information based on the cited sources, not legal advice — always confirm your local rules.

About

Native to the coasts of Europe, it is a perennial plant resistant to salinity and drought. In the food forest, it stands out as a long-lasting source of edible leaves and shoots. It features glaucous leaves and fragrant white flowers.

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Needs

  • Water: Low
  • Light: Full sun
  • Size: Herbaceous perennial up to 0.6 m
  • Mature diameter: 0.8 m
  • Soils: Sandy, Loam
  • Climates: Atlantic coast, Hot, dry Mediterranean

Calendar

  1. January
  2. February
  3. March — Harvest — Planting
  4. April — Harvest — Planting
  5. May — Harvest
  6. June
  7. July
  8. August
  9. September
  10. October
  11. November
  12. December
  • Harvest
  • Planting

Medicinal use: Its young shoots and leaves are cooked and consumed as a vegetable rich in vitamin C.

Where to buy

Related plants

Other species in the same layer or with the same function.

See which trees the sea kale grows well with

We have no trees recorded with this species yet. Start from the tree on your land.

See the central trees

No account needed.

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