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Saxifraga fortunei (5) AGM

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Characteristics

Plant type

Alpine/Rockery or Herbaceous Perennial

Habit

Clump-forming

Resilience

Hardiness

H4 (hardy - average winter)

Colour

Flower

White in Autumn and Summer

Foliage

Green in Autumn, Spring and Summer

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

Fortune saxifrage

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

Irregulares section saxifrages are shade-tolerant, usually herbaceous perennials forming rosettes broad, palmately lobed leaves, with leafless stems bearing lax panicles of small flowers with short upper, and longer lower petals, in summer or autumn

S. fortunei is an herbaceous perennial to 40cm in height, with fleshy, rounded, lobed basal leaves to 10cm across, often reddish beneath. Flowers white, with short upper and 1-2 long lower petals, in large open panicles from late summer

Synonym(s)

  • Saxifraga cortusifolia var. fortunei

How to grow

Sunlight

  • Part shade
  • Full shade

Aspect

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

Cultivation

Grow in moist but well-drained soil in deep or partial shade. Suitable for a rock garden or border

Soil

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

Propagation

Propagate by seed or division of clumps

Suggested planting locations and garden types

Cottage/Informal Garden, Flower borders and beds, Rock Garden or Underplanting of Roses and Shrubs


How to care

Pruning

No pruning required

Pests

May be attacked by aphids, slugs, vine weevil and glasshouse red spider mite

Diseases

Generally disease free