Phlox paniculata 'Norah Leigh' (v)

RHS Plant Profile
perennial phlox 'Norah Leigh'

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perennial phlox 'Norah Leigh' Dorling Kindersley Ltd
perennial phlox 'Norah Leigh' Dorling Kindersley Ltd

Synonyms

Phlox paniculata 'Darwin's Choice'

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Herbaceous Perennial
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'Norah Leigh' is a bushy, upright cultivar reaching 1m in height. The oval-linear leaves have green centres with cream edges and are topped, in summer, by terminal clusters of fragrant pale pink-lilac flowers with darker pink eyes

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

Chalk Clay Loam
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
West–facing or South–facing or East–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H7

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Polemoniaceae
Native to GB/Ireland
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. See phlox cultivation for further advice

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 susceptible to downy mildews and a leaf spot