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Eryngium planum

Sea holly

Garden

Wishlist

  • Eryngium planum | Copyright Greenplantswap 2017

Features

  • BloomsMay to September
  • Height0.7m to 1m
  • Spread0.3m to 0.5m
  • Growth HabitClump
  • Flower ColourBlue-mauve
  • Leaf ColourDark green

Description

Eryngium planum (Sea holly). A clumped, evergreen perennial from Europe and Asia. Bears dark green, toothed, ovate to oblong leaves. Umbels of blue-mauve flowers appear in late spring.

Characteristics

Perennial, Evergreen, Shrub or Herbaceous

Origin

Europe and Asia

Interest and use

Borders

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  • Eryngium planum | Copyright Greenplantswap 2017

Needs

  • LightFull sun
  • HardinessFully hardy (min -15°C)
  • SoilHeavy, Fertile, Light, Medium, Sandy, Poor quality, Chalky
  • WaterDry

Cultivation

They are fully to half hardy. Grow in sun with fertile well drained soil.

Propagation

You can propagate species by seeds in the autumn, or selected forms by division in the spring or by root cuttings in winter.

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