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

Bergenia cordifolia 'Vinterglod' (Elephant's ears 'Vinterglod' (Winterglow)): Dark, glossy green leaves, turning red in the winter. Dark red stems with dark pink bell-shaped flowers in Spring. Great ground-cover. [Collect Only]

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

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.

Carex oshimensis 'Evergold' (Japanese sedge 'Evergold'): Evergreen, strappy leaves with a vibrant yellow centre and bright green edges. Hardy, easy and trouble-free. Up to 30cm.

Carex oshimensis Everest = 'Fiwhite' (PBR) (Japanese sedge 'Everest'): Evergreen, strappy leaves with a green centre and bright white edges. Very smart.

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

Ceratostigma plumbaginoides (Plumbago, Hardy plumbago, dwarf plumbago): Brilliant blue flowers in later summer over foliage which turns redder as winter approaches.

Erigeron 'Foerster's Liebling' (Fleabane 'Foerster's Liebling'): Large semi-double deep pink flowers with a bright yellow eye. Great for sunny, well-drained spots. Easy and reliable. Hardy. Up to 30cm.

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.

Euphorbia myrsinites (Spurge): Sprawling stems of glaucous leaves and acid green flowers in spring. Prefers full sun and good drainage. Hardy. Up to 30cm.

Festuca glauca 'Elijah Blue' (Blue fescue 'Elijah Blue'): Forms an evergreen mound of fine, blue-green grass with sprays of blond flowers in mid-summer. Height to 30cm. Hardy.

Geranium 'Dilys': Low-growing form with deep pink flowers with dark purple veining. Long flowering. Good for the front of a border or in pots. Hardy. Up to 30cm.

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

Geranium Orkney Cherry = 'Bremerry' (PBR) (Cranesbill 'Orkney Cherry'): Masses of small vivid pink flowers over a neat mound of bronzy green foliage. Height to 25cm. Hardy

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

Geranium Rozanne = 'Gerwat' (PBR) (Geranium 'Rozanne'): Noted for its large blue, white centred flowers and very long flowering period. A fine border geranium. Doesn't run. To 30cm. 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 'Ankum's Pride' (Bloody cranesbill 'Ankum's Pride'): A low-growing geranium with rose pink flowers with darker veins, above a mat of divided foliage. Hardy. Up to 15cm.

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

Geranium sanguineum 'Max Frei' (Bloody cranesbill 'Max Frei'): Neat mounds of bright pink flowers over dense, semi-evergreen foliage.

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.

Geum 'Georgenberg' (Avens 'Georgenburg'): Gold flowers held atop reddish stems in early to mid-summer. To 30cm. Hardy

Geum 'Stacey's Sunrise' (Avens 'Stacey's Sunrise'): Pale yellow flowers on compact stems above rosettes of rounded hairy leaves. Semi-evergreen. Long flowering. Hardy. Up to 30cm.

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.

Origanum 'Kent Beauty' (Marjoram 'Kent Beauty'): Largely grown for it's attractive flowers which hang from this low growing plant like pink hops.

Persicaria affinis 'Darjeeling Red' (Knotweed 'Darjeeling Red'): Semi-evergreen mat-forming perennial with green narrow leaves that turn bronze over winter. Spikes of pink poker-like flowers which darken with age.

Phlox subulata 'Lilacina' (Moss phlox 'Lilacina'): Pale blue star-like flowers above a cushion of hairy narrow leaves. Good for alpine beds or rockeries. Hardy. Up to 15cm.

Polemonium 'Northern Lights' (Jacob's Ladder 'Northern Lights'): Heavenly scented, compact form of Jacob's Ladder, with warm blue flowers [Collect Only]

Potentilla atrosanguinea (Cinquefoil): Bright scarlet flowers over silvery foliage. Great for stony or poor soils in full sun.To 20cm. Hardy.

Primula denticulata var. alba (Drumstick primula - white): Pure white balls of flowers on sturdy stems. To 25cm. Hardy

Sisyrinchium idahoense 'Album': White star-like flowers with a yellow centre, grass-like strappy foliage. Prefers a sunny spot with good drainage. Hardy. Up to 15cm.