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Herbaceous Perennial

Phlox paniculata 'Prince of Orange'
  • RHS AGM
  • RHS Plants for pollinators

perennial phlox 'Prince of Orange'

'Prince of Orange' is an erect herbaceous perennial to 80cm tall, with lance-shaped leaves and fragrant, orange-red flowers in large terminal panicles in mid summer

Synonyms
Phlox paniculata 'Orange Perfection'
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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
Chalk
Clay
Loam
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Red Green
Autumn
Winter
Position
  • Full sun
  • Partial shade
Aspect

West–facing or East–facing or South–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Polemoniaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Phlox may be evergreen or herbaceous, mat-forming or erect perennials or shrubs, with simple leaves and salver-shaped flowers in terminal clusters

Name status

Accepted

How to grow

Cultivation

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

Propagation

Propagate by division in autumn or spring. Propagate by basal cuttings spring or propagate by root cuttings in early autumn or winter

Suggested planting locations and garden types
  • Cottage and informal garden
  • City and courtyard gardens
  • Wildlife gardens
  • Flower borders and beds
Pruning

Deadhead to prolong flowering then cut down to the base in late autumn

Pests

Generally pest-free

Diseases

May be subject to a downy mildew and a leaf spot

Get involved

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