Thalictrum Splendide White ('Fr21034'PBR)

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meadow rue [Splendide White]

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Synonyms

Thalictrum 'Fr21034'PBR
Thalictrum 'Splendide White'
Thalictrum 'Splendide Album'

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Herbaceous Perennial
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A robust, upright, clump-forming perennial, growing to 1.75m tall, with divided leaves made up of green, oblong leaflets. Airy clouds of white, nodding flowers, with prominent stamens, are held on tall, upright stems above the foliage in summer

Position

Partial shade

Soil Types

Chalk, Clay, Loam

Max Height

1.5-2.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
1.5-2.5 metres

Growing Conditions

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

Position

Partial shade
Aspect
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)
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Ranunculaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Columnar upright
Potentially harmful
Contact with foliage may irritate the skin. Wear gloves and other protective equipment when handling
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
Trade

How to Grow

Cultivation

Grow in moist, humus-rich soil in partial shade. May need staking. See staking perennials for further advice.

Propagation

Propagate by division in spring

Suggested planting locations and garden types

  • Cottage and informal garden
  • Wildlife gardens
  • Cut flowers
  • Flower borders and beds

Pruning

Cut down stems once flowering is over

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildews in dry conditions