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Herbaceous Perennial

Thalictrum 'Black Stockings'
  • RHS AGM

meadow rue 'Black Stockings'

'Black Stockings' is a tall, herbaceous perennial with lacy foliage and upright, near-black stems to 2m bearing generous sprays of fluffy, bright purplish-pink flowers in mid- to late summer

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Size
Ultimate height
1.5–2.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Moisture
Moist but well–drained, Poorly–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Black Pink Purple Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or North–facing or West–facing or East–facing

Exposure
Sheltered
Hardiness
H7
Botanical details
Family
Ranunculaceae
Native to the UK
No
Foliage
Deciduous
Habit
Columnar upright
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

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How to grow

Cultivation

Prefers moist, humus-rich soil in partial shade, though will tolerate a sunny position if not too dry

Propagation

Propagate by division in spring as new growth begins

Suggested planting locations and garden types
  • Architectural
  • Cottage and informal garden
  • Flower borders and beds
  • Wall side borders
Pruning

Cut down stems once flowering is over

Pests

Generally pest free

Diseases

May be subject to powdery mildews in dry conditions

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