Hylotelephium Walberton's Pink Whisper

RHS Plant Profile
stonecrop [Walberton's Pink Whisper]

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Synonyms

Sedum Walberton's Pink Whisper

Herbaceous Perennial
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A clump-forming perennial up to 45cm high and 60cm wide, with with erect stems and green-gray leaves, producing terminal clusters of pink to lilac-pink, star-shaped flowers in late summer and early autumn

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Alkaline or Neutral

Position

Full sun
Aspect
East–facing or South–facing or West–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)
H6
Drought Resistance
Yes

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Crassulaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Hylotelephium are succulent perennials with heads of small star-shaped flowers in summer to autumn. They are sometimes included within the genus Sedum
Name Status
Trade

How to Grow

Cultivation

Grow in moderately fertile, well-drained, neutral to slightly alkaline soil in full sun

Propagation

Propagate by division in spring or by softwood cuttings of non-flowering shoots in early summer

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Gravel garden
  • Flower borders and beds

Pruning

Cut back after flowering to maintain shape or leave seedheads overwinter

Pests

Generally pest-free

Diseases

May be susceptible to root and crown rots in wet soils