Arabis alpina subsp. caucasica Little Treasure White ('Aralba')
mountain rock cress
- Position: full sun
- Soil: well-drained soil
- Rate of growth: fast-growing
- Flowering period: April to May
- Hardiness: fully hardy
This fast-growing evergreen groundcover, will soon spread to form a generous clump of foliage, which in late spring, is topped with open clusters of small, lightly scented white flowers. A handsome addition to the alpine bed or rockery, it can also be used to fill crevices in paving, or dry stone walls. - Garden care: Avoid waterlogging, particularly in winter, and to keep the plants looking bushy, cut them back hard immediately after flowering.