Androsace sarmentosa Wall.

RHS Plant Profile
rock jasmine

Save a plant

Where do you want to save Androsace sarmentosa Wall.?

Plants I own
Wishlist
Go to My Plants
Alpine Rockery
Buy this from Plant Nurseries
1 Suppliers

A mat-forming, stoloniferous, evergreen perennial to 10cm tall, with rosettes of white-hairy, light green leaves. In late spring and early summer, stems to 10cm tall bear compact umbels of pink flowers. A vigorous species for a rock garden

Position

Full sun

Soil Types

Loam, Sand, Chalk

Max Height

Up to 10 cm

Max Spread

0-0.1 metre

Size

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

Growing Conditions

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

Position

Full sun
Aspect
East–facing or South–facing or West–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)
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Primulaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Clump forming
Genus
Androsace can be annuals, biennials or evergreen perennials forming mats or compact cushions, with salver-shaped flowers which may be solitary or in umbels
Name Status
Correct
Plant Range
Himalaya, W China

How to Grow

Cultivation

Grow in a scree bed, vertical crevices in rock work, or moist but gritty, well-drained soil in a trough in full sun

Propagation

Propagate by seed, or root single rosettes as cuttings in early summer

Suggested planting locations and garden types

  • Gravel garden
  • Patio and container plants
  • Rock garden
  • Conservatory and greenhouse

Pruning

No pruning required

Pests

May be susceptible to aphids

Diseases

May be susceptible to fungal diseases in damp conditons