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sea holly 'Big Blue' | Plant Finder | Fill My Garden

Home/Plants/Perennials

Plants > Perennials

sea holly 'Big Blue'

Eryngium × zabelii 'Big Blue'

★ RHS AGMDrought Resistant

Genus: Eryngium
Family: Apiaceae

About this plant

'Big Blue' is an upright, herbaceous perennial to 75cm with spiky, highly-divided, silvery-green foliage. The stiff, branched stems are topped with blue, thimble-shaped flowerheads surrounded by a ruff of prickly, silvery-blue bracts

Growing Information

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full Sun

Soil

ClayLoamSandy

AcidAlkalineNeutral

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Well Drained

Aspect

West FacingEast FacingSouth Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Grow in dry, well-drained soil that is poor to moderately fertile. Full sun is essential as is protection from winter wet

Pruning

Although you can cut back flower stems after flowering the seedheads are a very attractive feature so are usually left over winter

Propagation

Propagate by root cuttings in late winter

Pests

Can get leaf and bud eelworms

Diseases

May be affected by powdery mildews and root rot

Garden Uses

Uses

Hedging ScreensCity CourtyardCottage InformalFlower BordersGround CoverPatio ContainerRock Garden

Planting Places

GreenhouseIndoorOutdoorConservatory

Season of Interest

SpringSummerAutumn

Size & Characteristics

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Habit

Bushy

Time to Full Height

Five To Ten Years