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BogsHerbaceous Perennial

Trollius × cultorum 'Superbus'

globeflower 'Superbus'

'Superbus' is a clump-forming herbaceous perennial to 60cm, with deeply divided basal leaves and long stems bearing globose, lemon-yellow flowers 5cm across

Synonyms
Trollius europaeus 'Superbus'
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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Clay
Loam
Moisture
Poorly–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Yellow Green
Summer Yellow Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or West–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Ranunculaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus

Trollius are herbaceous perennials which form a clump of palmately lobed leaves, with erect stems bearing solitary, yellow, globose or bowl-shaped flowers composed of several petal-like sepals surrounding much-reduced nectar-bearing petals

Name status

Accepted

How to grow

Cultivation

Grow in deep preferably heavy, moist soil that does not dry out, in full sun or partial shade. Cut back hard after flowering and apply a balanced liquid fertiliser to encourage further blooms.

Propagation

Propagate by division in spring

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildflower meadow
  • Flower borders and beds
Pruning

Cut back hard after flowering

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildews

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