The superlative evergreen sedge, Carex Evercolor 'Everillo', emerges lime green, then turns to golden yellow.

Carex 'Everlime' is a sedge with deep green, evergreen leaves edged with lime. Fantastic in pots or the garden.

Yellow and gold striped, not unlike 'Evergold' but with improved form and vigour.

An evergreen sedge, Carex Evercolor 'Eversheen' has boldly contrasting gold and dark green variegation.

Carex 'Feather Falls' is a gorgeous striped weeping sedge with narrow variegated foliage and plumes of feathery flowers.

Carex socialis is an evergreen sedge for evenly moist to boggy or wet sites with narrow arching foliage.

Caryopteris incana 'Beyond Pink'd' is a deciduous shrub known as bluebeard with masses of pink flowers full of nectar.

Caryopteris x clandonensis ‘Beekeeper’ is a compact bluebeard with blue flowers and golden-green foliage.

Caryopteris Grand Blue produces masses or rich blue flowers which delight humans and bees and butterflies alike.

Indian paintbrush (Castilleja miniata) is beautiful West Coast native with inflorescences that look like a paintbrush dipped in fiery colours.

Ceanothus griseus var. horizontalis 'Diamond Heights' is a low-growing, ground covering California lilac with gold foliage.

Ceanothus 'Lemon Ice' is a hardy, upright, evergreen shrub with variegated green/yellow foliage and fragrant blue blossoms.

The ornamental buds of Centaurea montana ‘Amethyst in Snow’ burst into flower with silky, pure white petals that radiate in a starburst from deep royal purple centres.

Centaurea 'Pulchra Majora' is a cool bachelor's button with dramatic artichoke-like buds and silver foliage.

Centranthus ruber or red valerian has long-lasting magenta-pink to reddish pink flowers over bluish foliage.

Cercis canadensis 'Covey' Lavender Twist is a special weeping form perfect for small gardens and containers.

Cercis canadensis 'Hearts of Gold' offers dramatic golden foliage that emerges flushed with orange.

Cercis canadensis 'Ruby Falls' has weeping branches with striking burgundy purple foliage.

A fern for sun with bold white undersides.

A beautiful white turtlehead for late summer. Chelone glabra has strong upright stems and grows in a range of light conditions.

Chelone 'Black Ace' has beautiful white turtlehead flowers in late summer. New foliage is deep green with a blackish cast.

Chelone 'Hot Lips' has unique pink flowers resembling turtles in late summer and fall on strong vertical stems for sun to part shade.

Deep pink flowers look like a turtle's head in late summer.