Ajuga reptans (Bugle): Superb ground cover plant with purplish green leaves and blue flower spikes in summer. Very attractive to bees

Ajuga reptans 'Alba' (Bugle, white flowered): Superb ground cover plant with bright green leaves and white flower spikes in summer. Very attractive to bees

Ajuga reptans Black Scallop = 'Binblasca' (PBR) (Bugle 'Black Scallop'): Shiny, darkest purple-red leaves look near black. Short spikes of blue flowers in summer.

Epimedium 'Spine Tingler' (Barrenwort 'Spine Tingler'): Very distinctive variety with long, tooth-edged leaves, rather like a holly and lemon yellow flowers. Hardy. To 30cm.