Skip to content

Heartleaf Seakale, Colewort

Crambe Cordifolia

Design with this plant

Overview

Heartleaf Seakale, or Crambe cordifolia, is a striking perennial boasting large, heart-shaped leaves. It reaches up to 6 feet in height and spreads around 4 feet wide. In early summer, airy clusters of tiny white blossoms form a frothy cloud above its foliage. This architectural plant prefers full sun and well-drained soil, providing a dramatic backdrop in borders. USDA zones 5 through 9 are ideal for optimal growth.

Sun FullWater Extra in Summer, HighZones 5–9Climate Temperate
Heartleaf Seakale, Colewort (Crambe Cordifolia) — Heartleaf Seakale, or Crambe cordifolia, is a striking perennial boasting large, heart-shaped leaves
Heartleaf Seakale, Colewort (Crambe Cordifolia) — It reaches up to 6 feet in height and spreads around 4 feet wideHeartleaf Seakale, Colewort (Crambe Cordifolia) — In early summer, airy clusters of tiny white blossoms form a frothy cloud above its foliageHeartleaf Seakale, Colewort (Crambe Cordifolia) — This architectural plant prefers full sun and well-drained soil, providing a dramatic backdrop in bordersHeartleaf Seakale, Colewort (Crambe Cordifolia) — USDA zones 5 through 9 are ideal for optimal growthHeartleaf Seakale, Colewort (Crambe Cordifolia) — also known as Crambe cordifolia or ColewortHeartleaf Seakale, Colewort (Crambe Cordifolia) — is a statuesque perennial that brings a dramatic presence to any garden+8

Culture

Sun
Full
Water
Extra in Summer, High
USDA zones
5–9

Shape & size

Classification

Family
Brassicaceae
Climate
Temperate

See full data, regional cultivation notes, full-resolution photos, and design tools. Build a client presentation around this plant.

Start your 14-day trial

Photos (15)

Heartleaf Seakale, Colewort (Crambe Cordifolia) — Heartleaf Seakale, or Crambe cordifolia, is a striking perennial boasting large, heart-shaped leaves
Heartleaf Seakale, Colewort (Crambe Cordifolia) — It reaches up to 6 feet in height and spreads around 4 feet wide
Heartleaf Seakale, Colewort (Crambe Cordifolia) — In early summer, airy clusters of tiny white blossoms form a frothy cloud above its foliage
Heartleaf Seakale, Colewort (Crambe Cordifolia) — This architectural plant prefers full sun and well-drained soil, providing a dramatic backdrop in borders
Heartleaf Seakale, Colewort (Crambe Cordifolia) — USDA zones 5 through 9 are ideal for optimal growth
Heartleaf Seakale, Colewort (Crambe Cordifolia) — also known as Crambe cordifolia or Colewort
Heartleaf Seakale, Colewort (Crambe Cordifolia) — is a statuesque perennial that brings a dramatic presence to any garden
Heartleaf Seakale, Colewort (Crambe Cordifolia) — reaching up to 5 to 6 feet in height with a spread of approximately 2 to 4 feet
Heartleaf Seakale, Colewort (Crambe Cordifolia) — heart-shaped leaves that form a lush basal clump
Heartleaf Seakale, Colewort (Crambe Cordifolia) — this plant offers both architectural form and texture
Heartleaf Seakale, Colewort (Crambe Cordifolia) — deep green leaves are striking at the base
Heartleaf Seakale, Colewort (Crambe Cordifolia) — providing a rich backdrop for other plants.<br><br>Come early summer
Heartleaf Seakale, Colewort (Crambe Cordifolia) — the Heartleaf Seakale sends up towering stalks topped with sprays of tiny white flowers
Heartleaf Seakale, Colewort (Crambe Cordifolia) — creating a frothy cloud of blossoms that resemble Baby's Breath (Gypsophila)
Heartleaf Seakale, Colewort (Crambe Cordifolia) — but on a much grander scale

Related plants

Violet Knight® Sweet Alyssum (Lobularia maritima) — is a fragrant trailing annual with green foliage and masses of violet-purple blooms

Violet Knight® Sweet Alyssum

Lobularia maritima

Little Gem Evergreen Candytuft (Iberis Sempervirens 'Little Gem') — is a compact perennial with a lush mound of glossy

Little Gem Evergreen Candytuft

Iberis Sempervirens 'Little Gem'

Full · Zones 3–10

Basket Of Gold (Aurinia Saxatilis) — is a vibrant perennial prized for its striking masses of golden-yellow flowers

Basket Of Gold

Aurinia Saxatilis

Full · Zones 4–7

Purity Evergreen Candytuft (Iberis Sempervirens 'Purity') — This groundcover reaches up to 12 inches in height and spreads up to 18 inches

Purity Evergreen Candytuft

Iberis Sempervirens 'Purity'

Full · Zones 3–10

Evergreen Candytuft (Iberis Sempervirens) — Evergreen Candytuft (Iberis sempervirens) is a hardy perennial

Evergreen Candytuft

Iberis Sempervirens

Full · Zones 3–10

White Knight® II sweet alyssum (Lobularia) — It grows 8-12 inches tall and spreads 24-30 inches with a rounded, trailing habit

White Knight® II sweet alyssum

Lobularia