Alchemilla mollis (Lady's mantle): Bright green soft leaves and a froth of acid yellow/green flowers in summer. Very easy for ground cover

Anthyllis vulneraria var. coccinea: Forms low mounds of frondy foliage with masses of scarlet, pea-like flowers.

Calamintha nepeta 'White Cloud': Spikes of small white flowers above mounds of minty scented green leaves. Loved by bees and butterflies. Hardy. Up to 30cm.

Campanula glomerata 'Alba' (White clustered bellflower): Tight clusters of white flowers on short stems above neat, mat-forming foliage. Height about 30cm. Hardy.

Campanula glomerata 'Caroline' (Clustered bellflower 'Caroline'): Tight clusters of lilac/purple flowers on short stems above neat, mat-forming foliage. Height about 30cm. Hardy.

Centaurea montana 'Alba' (Perennial cornflower - white): Large white cornflower-like flowers over grey-green foliage. To 30cm. Hardy.

Centaurea montana 'Purple Heart' (Perennial cornflower 'Purple Heart'): Large white cornflower-like flowers with violet central markings. To 30cm. Hardy

Erigeron glaucus 'Sea Breeze' (Fleabane 'Sea Breeze'): Sun loving, pink daisy with fleshy evergreen leaves. Great for naturalising in rock walls, and dry border edges. To 20cm. Hardy.

Eryngium planum 'Blue Hobbit' (Sea Holly 'Blue Hobbit'): A more compact form with steely blue flowers on dark stems. Spiny glaucous foliage. Loves sunshine and very well-drained gritty soil. Hardy. Up to 30cm.

Geranium maculatum 'Album' (white spotted cranesbill): Clean white flowers over neat foliage. Great for establishing under trees and in shady areas.

Geranium maculatum 'Elizabeth Ann' (Spotted cranesbill 'Elizabeth Ann'): Pink flowers over dark, almost wine red leaves. Fully hardy. Height to 40cm.

Geranium Patricia = 'Brempat' (Cranesbill 'Patricia'): Masses of magenta flowers over fresh green foliage. Height to 30cm. Fully hardy. [Collect Only]

Geranium sanguineum (Bloody cranesbill): Neat, mat forming hardy geranium with bright pink flowers throughout the summer. Good for edging and pots.

Geranium sanguineum 'Album' (Bloody cranesbill 'Album'): Pure white flowers over a mat of dark green leaves. Height to 20cm. Fully hardy.

Geranium sanguineum 'Elsbeth': A low-growing geranium with magenta pink flowers, above a mat of divided foliage. Hardy. Up to 15cm. [Collect Only]

Geranium sanguineum 'Tiny Monster' (Bloody cranesbill 'Tiny Monster'): A low-growing geranium with vibrant pink flowers with dark veins, with deeply divided foliage. Good ground cover. Hardy. Up to 30cm.

Geranium sanguineum var. striatum (Striped bloody cranesbill): Really pretty palest pink flowers with darker pink veins. Forms low growing mats or mounds.

Ophiopogon japonicus 'Silver Mist' (Mondo Grass 'Silver Mist'): Grass-like evergreen perennial with variegated strappy leaves. Lavender flower spikes in the summer followed by black berries. Hardy. Up to 30cm.

Ophiopogon planescapus 'Nigrescens' (Black lilyturf): Jet back strappy leaves and purplish flowers in mid-summer. Widely and rightly used in modern planting schemes against silvery plants and paving. [Collect Only]

Sedum takesimense Atlantis ('Nonsitnal'): A delightful variegated sedum with bright yellow flowers, loved by bees. Low growing. For alpine beds, rockeries and containers. Hardy. Up to 30cm.

Sedum telephium 'Strawberries and Cream' (Syn. Hylotelephium telephium 'Strawberries and Cream'): Two-tone cream and pink flowers over purplish foliage. Loved by bees and butterflies. Height 30cm. Full sun. Hardy. [Collect Only]