Alphabetical Plant Listing

Arabis alpina subsp. caucasica (Mountain Rock Cress)

Mountain Rock Cress, Alpine Rock Cress, Alpine Rockcress, Caucasus Rockcress, Wall Rock Cress, Arabis caucasica


Arabis alpina subsp. caucasica (Mountain Rock Cress) is a mat-forming, evergreen perennial with loose rosettes of toothed, gray-green, oval leaves and masses of fragrant, white flowers held in loose racemes in spring. Attractive to butterflies, Mountain Rock Cress is effective for the front of the garden or rock walls.

  • Rises up to 8-10 in. tall (20-25 cm) and 12-18 in. wide (30-45 cm).
  • Best in full sun in gritty or sandy, well-drained soils. Tolerates hot dry conditions and infertile soils. Drought tolerant.
  • Perfect for banks and slopes, as a groundcover, rock gardens, or containers.
  • Keep an eye out for aphids, arabis midge, flea beetles, downy mildew, white blister. Mountain Rock Cress is deer and rabbit resistant.
  • Plant should be cut back severely after flowering, or by midsummer branches will be nude except for the terminal leaves.
  • Propagate by softwood cuttings in summer, or by division.
  • Native to Europe, Canada and parts of the northern U.S. from Maine to Wisconsin south to Tennessee.

Buy Arabis alpina subsp. caucasica (Mountain Rock Cress)

Requirements

Hardiness 3 – 8
Heat Zones 1 – 8
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A1
Plant Type Perennials
Exposure Full Sun
Season of Interest Spring (Mid,Late)
Summer (Early)
Height 6" – 8" (15cm – 20cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 18" (45cm)
Water Needs Low, Average
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Fragrant, Showy, Evergreen
Tolerance Deer, Drought, Rabbit
Attracts Butterflies
Garden Uses Banks and Slopes, Ground Covers, Patio and Containers
Garden Styles Gravel and Rock Garden

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By Flower Garden, Flegere, Shutterstock

While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 3 – 8
Heat Zones 1 – 8
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A1
Plant Type Perennials
Exposure Full Sun
Season of Interest Spring (Mid,Late)
Summer (Early)
Height 6" – 8" (15cm – 20cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 18" (45cm)
Water Needs Low, Average
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Fragrant, Showy, Evergreen
Tolerance Deer, Drought, Rabbit
Attracts Butterflies
Garden Uses Banks and Slopes, Ground Covers, Patio and Containers
Garden Styles Gravel and Rock Garden

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