Hylotelephium 'Ruby Glow'

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stonecrop 'Ruby Glow'

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stonecrop 'Ruby Glow' RHS 2001

Synonyms

Hylotelephium cauticola 'Robustum'
Sedum 'Ruby Glow'
Sedum cauticola 'Robustum'

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Herbaceous Perennial
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A deciduous herbaceous perennial forming a low clump of spreading deep red stems to 25cm in height, with elliptic, purplish-green leaves. Terminal clusters, of starry deep crimson flowers, 6cm across, appear in late summer

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

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

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Alkaline or Neutral

Position

Full sun
Aspect
South–facing
Exposure
Exposed
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)
H5
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
Accepted

How to Grow

Cultivation

Grow in moderately fertile, well-drained, neutral to slightly alkaline soil in full sun. A drought-tolerant plant

Propagation

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

Suggested planting locations and garden types

  • Wildlife gardens
  • Cottage and informal garden
  • Gravel garden
  • Patio and container plants
  • Flower borders and beds

Pruning

Cut back after flowering to maintain shape or leave seedheads overwinter

Pests

May be susceptible to slugs, snails and vine weevil

Diseases

May be susceptible to root rot