Gypsophila repens

A delightful plant for cascading down rock gardens, walls and dry banks, its greyish leaves are covered by a froth of small pink flowers in summer. It is happy in sandy or stony soils, but does best in deep well-drained soil. Plant in full sun, 12 inches apart. Grows only 6 tall. A very hardy perennial! Hardy in zones: 4-9 ...