Arabis alpina subsp. caucasica

RHS Plant Profile
mountain rock cress
mountain rock cress visionspictures.com

Other common names

alpine rock cress, snowdrift, snow-on-the-mountain, white alysson, snow-in-summer, lady's cushion, mountain snow, rock cress, wall cress, wall rock cress, white rock cress

Synonyms

Arabis flaviflora
Arabis billardierii
Arabis albida
Arabis caucasica
Arabis caucasica subsp. caucasica

Plants for pollinators
Alpine Rockery

A mat-forming, evergreen, herbaceous perennial, with loose rosettes of obovate, toothed, mid-green leaves, which in late spring to summer, are covered in fragrant white, sometimes tinted pink, four-petalled flowers

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

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

Growing Conditions

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

Position

Full sun
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness
H6

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Brassicaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Matforming
Genus
Arabis can be annuals or evergreen perennials, usually mat-forming, with simple leaves and racemes of 4-petalled white, pink or purple flowers.
Name Status
Correct

How to Grow

Cultivation

Grow in well drained soils. Good for ground cover

Propagation

Propagate by softwood cuttings in summer, or by division

Suggested planting locations and garden types

  • Gravel garden
  • Rock garden
  • Patio and container plants
  • Wildlife gardens
  • Low Maintenance
  • Banks and slopes
  • Ground cover

Pruning

Trim back after flowering

Pests

May be susceptible to arabis midge and flea beetles

Diseases

May be susceptible to downy mildews, white blister, and virus diseases