Arenaria montana

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mountain sandwort

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Other common names

mountain daisy

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A low evergreen perennial forming a loose mat to 30cm in width, of small, rich green, elliptic leaves, with erect stems to 10cm in height, each carrying a few pure white flowers 1.5-2cm in width in early summer

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

Up to 10 cm

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
Up to 10 cm

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Exposed or 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
Caryophyllaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Matforming
Genus
Arenaria can be annuals or usually mat-forming, evergreen or herbaceous perennials with small leaves and 5-petalled white flowers
Name Status
Correct
Plant Range
SW Europe, Morocco

How to Grow

Cultivation

Easily grown in rock garden or in a crevices in a wall or paving. Grows best on poor sandy soils

Propagation

Propagate by seed, division or basal cuttings

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Gravel garden
  • Rock garden
  • Patio and container plants
  • Low Maintenance
  • Garden edging
  • Ground cover

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free