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Herbaceous Perennial

Phlox paniculata 'Königin der Nacht' (Zauberflöte Series)
  • RHS AGM
  • RHS Plants for pollinators

perennial phlox 'Königin der Nacht'

An upright herbaceous perennial to 1.2m high, with narrowly elliptic, toothed green leaves. Produces rounded clusters of fragrant pink flowers with deep pink eyes, in midsummer

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Clay
Loam
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Pink Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Polemoniaceae
Native to the UK
No
Foliage
Deciduous
Habit
Columnar upright
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 spring or autumn, by softwood basal cuttings in spring, or by root cuttings in autumn or winter

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

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

Pests

May be susceptible to stem and bulb eelworms

Diseases

May be susceptible to powdery mildews, leafy gall and leaf spot

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