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A picture of a Miss Willmott's Ghost

Miss Willmott's Ghost

Eryngium giganteum

Also known as

Giant sea holly, Sea holly

Eryngium giganteum0 by [1] (CC-BY-SA-3.0)

Full Sun
Moderate care
Light watering
Frost Hardy

7a

USDA zone

-18°C

Minimum temperature

Expected size

Height
Spread

1m

Max

50cm

50cm

Min

10cm

2 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

This plant has no fragrance

More images of Miss Willmott's Ghost

Eryngium giganteum1ANNTIN
A photo of Miss Willmott's Ghost
A photo of Miss Willmott's Ghost

Miss Willmott's Ghost Overview

Eryngium giganteum is also known by the name Miss Willmott's ghost. It is a robust, herbaceous, biennial or short-lived perennial species with a bushy habit. It doesn't usually exceed a metre in height and spreads to around half a metre wide. Produces heart-shaped leaves at the base and spiny stem leaves further up. Small blue flowers are produced in umbel arrangements, they are cone-like and thistley. Flowers are surrounded by prominent rosettes of light white to silver-grey, spiny bracts. This plant provides a fantastic display, growing best in full sunshine and dry, well-draining soil. This species has earnt a Royal Horticultural Society (RHS) Award of Garden Merit. It is also part of the RHS “Plants for Pollinators” initiative to showcase plants which support pollinator populations by providing ample amounts of nectar and/ or pollen. A great choice for encouraging pollinating insect wildlife into your garden!

Common problems with Miss Willmott's Ghost

How to propagate Miss Willmott's Ghost

Seed

Division

Cuttings

Root cuttings in winter.

Special features of Miss Willmott's Ghost

Attractive flowers

Other uses of Miss Willmott's Ghost

Grown for their flowers, foliage and habit. Suitable for coastal conditions.