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Saxifraga 'Primuloides' (umbrosa) (11)

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© RHS

Characteristics

Plant type

Alpine/Rockery

Habit

Mat forming

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

Red and White in Summer

Foliage

Dark Green in Autumn, Spring, Summer and Winter

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

London pride 'Primuloides'

Family

Saxifragaceae


Saxifraga can be annuals, biennials, evergreen or herbaceous perennials, mostly mat-forming in habit, with simple or palmately lobed leaves and starry or rounded flowers which may be solitary of in panicles or cymes

Gymnopera section saxifrages are perennials forming rosettes of evergreen leaves, with leafless stems bearing panicles of small, 5-petalled flowers

'Primuloides' is a mat-forming evergreen perennial with rosettes of spoon-shaped dark green, scalloped leaves and erect stems to 20cm tall, with panicles of starry white flowers, spotted with red, in summer

How to grow

Sunlight

  • Part shade

Aspect

  • South-facing, North-facing, West-facing or East-facing
  • Exposed or Sheltered

Cultivation

Easy to grow in any type of soil or situation but ideal for deep or partial shade

Soil

  • Moist but well-drained
  • Acid, Neutral or Alkaline
  • Sand, Loam or Chalk

Propagation

Pot up the offsets in spring; cultivars will not come true from seed

Suggested planting locations and garden types

City/Courtyard Gardens, Coastal, Cottage/Informal Garden, Garden Edging, Ground Cover, Flower borders and beds, Rock Garden or Patio/Container Plants


How to care

Pruning

No pruning required

Pests

Glasshouse red spider mite, aphids, vine weevil, slugs and snails may be a problem

Diseases

Generally trouble free