Arabis alpina
Alpine Rock-Cress
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Alpine Rock-Cress (Arabis alpina) - Description
Arabis alpina (Alpine rock-cress) is a flowering plant in the family Brassicaceae, native to mountainous areas of Europe, North Africa, Central and Eastern Asia and parts of North America. In the British Isles, it is only known to occur in a few locations in the Cuillin Ridge of the Isle of Skye.
Alpine Rock-Cress (Arabis alpina) - Blooming
The flowers come in clusters of small white, pink, or rose purple flowers. They flower in the spring.
Alpine Rock-Cress (Arabis alpina) - Growth
Annuals and evergreen perennials. Rockcress does well in full sun. These are low-growing/spreading plants that would make good candidates for edges, rock gardens or ground covers. All varieties of Rockcress have attractive year round foliage.
Alpine Rock-Cress (Arabis alpina) - Planting
Propagate from the seed. Sow in containers in a cold frame in fall (for protection and to ensure hardiness). Separate rosettes in fall. Can also propagate from softwood cuttings in summer.
Alpine Rock-Cress (Arabis alpina) - Pest
Aphids and Arabis midge. Once the Arabis midge has attacked flower shoots, dispose of the shoots immediately. Arabis is also prone to white rust, downy mildew, and rust, all of which are quite common.
Alpine Rock-Cress (Arabis alpina) - Interesting facts
Arabis is native to Europe, Asia, and North America. Occurs mainly in rocky, mountainous regions.
Alpine Rock-Cress (Arabis alpina) - Soil and irrigation
Needs good drainage and moderate water. Water liberally during the growing season, much less in winter. A. belpharophylla needs shelter from winter moisture. Best grown in an alpine house. Prefers an equal mix of loam, leaf mold, and sharp sand. Tolerates poor, infertile soils and dry conditions.
