Aruncus dioicus

RHS Plant Profile
goat's beard

Other common names

buck's beard

Synonyms

Aruncus dioicus 'Sylvester'
Aruncus vulgaris
Aruncus sylvester
Spiraea aruncus

Plants for pollinators
Herbaceous Perennial

An herbaceous perennial to 2m tall, forming a clump of long leaves composed of numerous opposite leaflets. The foliage takes on yellow and orange autumn colour. In early and midsummer, feathery plumes of tiny, white flowers are produced on stems above the foliage, female plants bear greener, more pendent flowers. Both are good for cutting. Great for pollinators, but only of you get a male form

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

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

Position

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

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Rosaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Aruncus are clump-forming rhizomatous perennials with pinnately divided leaves and very small creamy-white flowers, usually unisexual, in large terminal panicles
Name Status
Correct
Plant Range
Europe, Asia, North America

How to Grow

Cultivation

Grow in moist, fertile soil in full sun or partial shade

Propagation

Propagate by division in spring or autumn

Suggested planting locations and garden types

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

Pruning

No pruning required

Pests

May be susceptible to blackfly and sawfly larvae

Diseases

Generally disease-free