Thalictrum tuberosum

RHS Plant Profile
tuberous-rooted meadow rue
Herbaceous Perennial

A clump-forming, tuberous perennial with blue-green leaves divided into ovate or lobed leaflets and, from midsummer into autumn, wiry stems bearing white flowers with prominent, bright yellow stamens.

Position

Partial shade

Soil Types

Loam, Clay

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1–2 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Loam Clay
Moisture
Moist but well–drained
pH
Neutral or Acid

Position

Partial shade
Aspect
East–facing or West–facing
Exposure
Sheltered
Hardiness
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Ranunculaceae
Native to GB/Ireland
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
Correct

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
  • Underplanting of roses and shrubs

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