If you want to add a touch of grey to your rockery this is a good choice. The pale yellow flowers have darker yellow centres and appear from Spring. Height 20 cm. Spread 40 cm.
A medium high Hosta with pointed foliage. The blue leaves hold their colour well and it produces plenty of lavender flowers in summer. Height 30 cm. Spread 40 cm.
The colour of the deep-blue, small flowers will remind you of a cloudless sky! A good evergreen groundcover, suitable for acid soil. Height 15 cm. Spread 60 cm.
An ornamental, evergreen grass with attractive dark purple to black leaves. Lilac flowers in summer are followed by shiny black fruits. Best grown in rockery. Height 25 cm. Spread 20 cm.
Evergreen, mat-forming. rosettes of fleshy grayish-purplish leaves. Clusters of tiny yellow flowers are borne just above foliage in Summer. Sunny position.
Spiderweb House leek Rockery. Very large hairy grey-green rosettes. Pink flowers June-August. Height 10 cm. Plant in a sunny position, free-draining soil.