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Herbaceous Perennial

Phlox paniculata Adessa Special Purple Star (Adessa Series)

An erect herbaceous perennial with dark-green lance-shaped foliage and terminal clusters of fragrant tubular violet-purple flowers with a white eye over a long period of time in summer.

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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 Purple White Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Sheltered or Exposed
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

Trade

How to grow

Cultivation

Will grow well in fertile moist but well-drained soil in full sun or partial shade. Apply fertilizer in Spring to promote growth or a thin layer of compost top dressing to add nutrients to the soil. Pinch back growing tips to promote bushiness.

Propagation

Propagate by division in autumn or spring, by basal cuttings in spring, or by a root cutting in early autumn or winter

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

Deadhead to promote continous flowering and cut back to the base in late autumn or early winter

Pests

May be susceptible to stem and bulb eelworm

Diseases

May be susceptible to Powdery mildews, grey moulds and leafy gall

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