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Androsace lanuginosa
  • RHS AGM

woolly rock jasmine

A trailing evergreen perennial forming a mat to 45cm wide, composed of loose rosettes of silky, grey-green, ovate leaves. Umbels of bright lilac-pink flowers 8-12mm wide on stalks to 10cm open in mid summer

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Size
Ultimate height
Up to 10cm
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Grey Silver
Summer Red Pink Grey Silver
Autumn Grey Silver
Winter Grey Silver
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H5
Botanical details
Family
Primulaceae
Native to the UK
No
Foliage
Evergreen
Habit
Matforming
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

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How to grow

Cultivation

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

Propagation

Propagate by seed sown in containers in an open cold frame as soon as ripe or in autumn. Root single rosettes as cuttings in early to midsummer. Keep moist but water from below to avoid wetting the rosettes

Suggested planting locations and garden types
  • Rock garden
  • Cottage and informal garden
  • Gravel garden
  • Patio and container plants
  • Banks and slopes
  • Ground cover
Pruning

No pruning required

Pests

Generally pest free. Prone to aphids under glass

Diseases

Vulnerable to fungal diseases in damp conditions. Remove dead rosettes to reduce the risk of infection

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