Thalictrum ichangense 'Evening Star' (v)

RHS Plant Profile

Chinese meadow rue 'Evening Star'

RHS

Herbaceous Perennial

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Forms a clump of small, deep green andbronze to purple leaflets on wiry stems,each leaf with silver streaking. Tall airy, sprays of lavender-pale pink flowers from spring to late summer

Position

Partial shade

Soil Types

Chalk, Clay, Loam

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Clay Loam

Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral

Position

Partial shade

Aspect: West–facing or North–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): H7

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Ranunculaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
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: Accepted

How to Grow

Cultivation

Grows best in a moist, humus-rich soil in partial shade and is ideal for woodland planting

Propagation

Propagate by seed in autumn or propagate by division as growth resumes in the spring

Suggested planting locations and garden types

Wildlife gardens
Wildflower meadow
City and courtyard gardens
Coastal
Cottage and informal garden
Patio and container plants
Flower borders and beds

Pruning

Cut down stems after flowering unless seed is required

Pests

Generally pest-free, but may be susceptible to slugs

Diseases

Generally disease-free but may be susceptible to powdery mildews in dry conditions