Red Kidney Vetch. Perenial with spreading, silky-hairy green leaves. Bears clusters of bright red flowers. Height 40cm. Spread 60-90cm.
Arabis ferdinandi-coburgi 'Old Gold' Rock Cress. Mat-forming evergreen with flat rosettes of golden and green leaves, with white flowers. Height 15-20cm. Spread 60cm. Flowers from March to May. Evergreen. Hardy.
Tumbling Ted. A mat-forming alpine with bright green leaves. Loose clusters of pink flowers in summer. Ideal for the top of a wall. Height 8cm. Spread 45cm. Flowers from June to August. Herbaceous. Hardy.