This species is treated as a subspecies of Arabis alpina (as Arabis alpina caucasica (Willd.) Briq.) by some authors. We are following the treatment in the Flora of N. America[
], which maintains it as distinct[
Arabis albida Steven ex Fisch.
Arabis alpina Georgi
Arabis alpina caucasica (Willd.) Briq.
Arabis alpina flavescens Gris
Arabis billardieri DC.
Arabis colchica Kolak.
Arabis dolichothrix (N.Busch) N.Busch
Arabis longifolia DC.
Arabis olympica Sibth. ex DC.
Arabis sicula Steven ex Nyman
Arabis thyrsoidea Sm.
Arabis viscosa DC.
Cardamine viscosa S.G.Gmel. ex DC.
Cheiranthus mollis Hornem.
Crucifera albida E.H.L.Krause
Erysimum albidum (Steven ex Fisch.) Kuntze
Common Name: Rock Cress
Cultivated plant at Red Butte Garden, Salt Lake City, Utah. (plus several daisy flowers (Bellis perennis))
Photograph by: Andrey Zharkikh
Arabis caucasica is a herbaceous, perennial plant producing a cluster of loose, spreading rosettes of leaves from which develop elongated racemes of flowers. The plant grows around 15cm in leaf tall, 20 - 35cm when in flower[
The plant can be harvested from the wild for local use as a food. It is grown as an ornamental in gardens, where it can be used as a ground cover.
Extensively cultivated as an ornamental plant, it rarely escapes from cultivation and becomes locally naturalized[
Southeast Europe to the Caucasus.
Mountain rocks and dry sites[
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Plants are hardy to about -15°c[
Grows best in a sunny position, requiring a well-drained soil[
]. Easily grown in ordinary well-drained soil[
]. Prefers a poor soil[
]. Succeeds in partial shade[
] though it tends to become straggly[
]. Established plants are very tolerant of drought and grow very well on a dry bank[
], they also succeed when grown in walls[
A very ornamental plant, though it can become rather invasive[
]. There are some named varieties selected for their ornamental value[
A good butterfly and moth plant[
]. Bees are attracted to the flowers.
Plants resent root disturbance and are best put in their final positions whilst still small[
This species is closely related to Arabis alpina[
The leaves are used as a garnish in much the same way as watercress[
]. They are also sometimes used as a potherb[
A good ground cover plant for sunny positions[
], forming a carpet of growth[
Seed - it is best to surface sow the seed as soon as it is ripe in a light position in a cold frame[
]. Seed can also be sown in spring. It usually germinates in 2 - 3 weeks at 21°c[
]. When large enough to handle, prick the seedlings out into individual pots and plant them out in the summer.
Division after flowering[
]. Very easy, the divisions can be planted out straight into their permanent positions if required.
Cuttings in a shady border in summer[