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Herbaceous Perennial

Thalictrum ichangense 'Purple Marble'

A deciduous clump-forming perennial with upright dark green to bronze stems and leaves divided into numerous oblong to ovate, leaflets which display purple to bronze young foliage with distinct veining or marbling. Panicles of lilac blue to pale purple flowers are displayed in summer.

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Ultimate height

0.1–0.5 metres

Time to ultimate height

1–2 years

Ultimate spread

0.1–0.5 metres

Loam

Clay

Chalk

Moisture

Moist but well–drained

pH

Neutral, Acid, Alkaline

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Partial shade

Aspect

East–facing or West–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: Ranunculaceae
Native to the UK: No
Foliage: Deciduous
Habit: Clump forming
Genus: Thalictrum can be rhizomatous or tuberous perennials with ternately or pinnately divided, often attractive foliage, and panicles or racemes of small flowers with showy stamens and sometimes large colourful petal-like sepals
Name status: Unresolved

How to grow

Cultivation

Grow in moist, humus-rich, soil in partial shade. Water regularly in dry periods.

Propagation

Propagate by division

Suggested planting locations and garden types

Cottage and informal garden
Low Maintenance
Flower borders and beds

Pruning

Faded flower stems can be cut back in late autumn or in spring before new growth starts emerging.

Pests

Generally pest-free

Diseases

May be susceptible to Powdery mildews

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