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Herbaceous Perennial

Doronicum pardalianches

great leopard's bane

A tuberous perennial spreading by underground runners. Loosely-branched clusters of single, light-yellow flowers, from mid spring to early summer, are carried on upright stems, to 90cm tall, above mid-green basal leaves to 12cm long

Other common names

crayfish
crayfish leopard's bane

Synonyms

Arnica scorpioides L.
Aronicum scorpioides (L.) DC.

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Ultimate height

0.5–1 metres

Time to ultimate height

2–5 years

Ultimate spread

0.5–1 metres

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Partial shade

Aspect

North–facing or West–facing or East–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Asteraceae
Native to the UK: No
Foliage: Deciduous
Habit: Clump forming
Genus: Doronicum are rhizomatous or tuberous-rooted herbaceous perennials with heart-shaped basal leaves and bright yellow daisy-like flower-heads
Name status: Correct
Plant range: Europe

How to grow

Cultivation

Grow in any reasonably fertile moist but free-draining soil in dappled shade and sheltered from strong summer sunlight. Ideal for naturalising in open woodland but may spread in favourable conditions

Propagation

Propagate by division in early autumn or propagate by seed in containers in a cold frame in spring

Suggested planting locations and garden types

Coastal
Cottage and informal garden
Prairie planting
Wildflower meadow
Wildlife gardens
Cut flowers
Flower borders and beds

Pruning

Deadhead flowers for a second flush of blooms

Pests

Slugs and snails may be troublesome

Diseases

May be affected by a leaf spot, root rot and powdery mildews

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