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Herbaceous Perennial

Inula hookeri
  • RHS Plants for pollinators

Hooker inula

I. hookeri is a perennial forming a colony of erect, softly hairy stems to 75cm in height, bearing lance-shaped leaves and 1 - 3 light yellow flower-heads to 8cm across, in late summer and autumn

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Yellow Green
Autumn Yellow Green
Winter
Position
  • Partial shade
Aspect

East–facing or North–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Asteraceae
Native to the UK
No
Foliage
Deciduous
Habit
Columnar upright
Genus

Inula may be annuals, herbaceous perennials or sub-shrubs, moslty with large basal leaves and daisy-like yellow flower-heads, often with narrow ray-florets

Name status

Correct

Plant range
Himalaya

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How to grow

Cultivation

Grow in a deep, fertile moist but well-drained soil in partial shade. Can be invasive so site with care

Propagation

Propagate by seed in pots in a cold frame in spring or autumn. Propagate by division in spring or autumn

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildlife gardens
  • Cut flowers
  • Flower borders and beds
Pruning

Cut back after flowering

Pests

Generally pest free

Diseases

May be affected by powdery mildews

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