Rosularia sempervivum subsp. glaucophylla

RHS Plant Profile
glaucous-leaved houseleek-like rosularia

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glaucous-leaved houseleek-like rosularia Dorling Kindersley Ltd
glaucous-leaved houseleek-like rosularia RHS / Joanna Kossak

Synonyms

Rosularia spatulata hort.

Conservatory Greenhouse Cactus Succulent
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A clump-forming succulent with pale bluish-green, fleshy, spoon-shaped leaves forming flattened rosettes up to 8cm across. Open sprays of deep pink, star-shaped flowers are produced on upright stems in summer

Position

Full sun

Soil Types

Loam, Sand

Max Height

Up to 10 cm

Max Spread

0-0.1 metre

Size

Time to Maturity
2–5 years
Max Spread
0-0.1 metre
Max Height
Up to 10 cm

Growing Conditions

Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
South–facing
Exposure
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)
H2

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Crassulaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Matforming
Genus
Rosularia are succulent perennials producing evergreen rosettes of fleshy leaves and sprays of white, yellow or pink flowers on upright stems in summer
Name Status
Correct
Plant Range
S Turkey

How to Grow

Cultivation

Grow in shallow containers of peat-free, loam-based compost, with added grit, with full light in an alpine house

Propagation

Propagate by seed sown under glass in spring, or by detaching and rooting offsets in summer or early autumn

Suggested planting locations and garden types

  • Patio and container plants

Pruning

No pruning required

Pests

May be susceptible to vine weevils and aphids

Diseases

Generally disease-free