Rosularia chrysantha

RHS Plant Profile
golden-flowered rosularia

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golden-flowered rosularia Dorling Kindersley Ltd
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Synonyms

Rosularia pallida A. Berger
Cotyledon chrysantha

Cactus Succulent
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A mat-forming succulent with pale green, fleshy, spoon-shaped leaves forming rosettes up to 3cm across. Clusters of narrowly funnel-shaped, white or pale creamy yellow flowers are produced on upright stems in early summer. Individual rosettes die after flowering

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
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)
H3
Drought Resistance
Yes

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
E Mediterranean

How to Grow

Cultivation

Outdoors grow in moderately fertile, sharply drained soil with added grit, in full sun. Protect from winter wet. Can also grow in shallow containers of peat-free, loam-based compost, with added grit, 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

  • City and courtyard gardens
  • Gravel garden
  • Patio and container plants
  • Rock garden

Pruning

Remove rosettes that have flowered

Pests

May be susceptible to vine weevils and aphids

Diseases

Generally disease-free