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 |
| Native Plants | United States, Northeast, Maine, Southeast, Tennessee |
| Tolerance | Deer, Drought, Rabbit |
| Attracts | Butterflies |
| Garden Uses | Banks and Slopes, Ground Covers, Patio and Containers |
| Garden Styles | Gravel and Rock Garden |
Recommended Companion Plants
Find In One of Our Guides or Gardens
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 |
| Native Plants | United States, Northeast, Maine, Southeast, Tennessee |
| 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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