For most of the year Ajuga is a pleasant, quiet achiever, a very versatile low growing ground cover, with evergreen, rosette-like foliage that hugs the ground like an evergreen carpet but those weeks in spring when the blue flowers appear are simply quite magical.

Arenaria montana is a classic little alpine or rock garden plant, still relatively unknown to many gardeners. The plant forms prostrate mats of evergreen foliage, blanketed by large white flowers. They are at their loveliest spilling over walls and will quickly fill in the spaces between stepping stones.

Armeria Maritima “Alba” is a beautiful white cultivar. One of the easiest grown perennials and a valuable rockery plant, and one that should always be included if choice is restricted. This compact, evergreen perennial grows in low clumps and sends up long stems from which globes of pure white blooms.

Armeria Maritima “Alba” is a beautiful white cultivar. One of the easiest grown perennials and a valuable rockery plant, and one that should always be included if choice is restricted. This compact, evergreen perennial grows in low clumps and sends up long stems from which globes of pure white blooms.

Evergreen, undemanding and very long lived, it is no wonder that our little Thrift has been distributed worldwide as a garden flower. With clumps of dark green foliage, and perfect for gravel and rock gardens, it can take light foot traffic and makes a decorative edge along garden paths or down garden steps.

Camomile is a most useful plant. It can be used to make beautiful lawns and raised beds, an infusion of the plant is an ideal family remedy, calming and sedative, perfect for restlessness or travel sickness, while cold camomile tea is effective as a spray to prevent “damping-off” of seedlings

Chiastophyllum “Solar Yellow” is a lovely eye-catching perennial that makes an excellent evergreen ground cover all year long. In late spring golden bell-shaped flowers appear like dangling chains of tiny flowers which gives the plants a graceful, curved appearance and makes a spectacular display.

Who can resist a plant with a last name like this? Peacockii is an extraordinary Echeveria, seldom if ever, offered for sale and quite distinct from all other species. Forming rosettes of iridescent glaucous-blue leaves that can become tipped in red. In summer they bloom with spectacular clusters of flowers.

Festuca amethystina has the most striking combination of silvery-blue, tufted blades of foliage, with drooping, dark violet-tinged flower stems that will rise above the foliage in the first year if sown early enough. It is a gem for containers or a rock garden.

Diminutive Festuca glauca makes a tight mound of steely blue, needle-like blades and is one of the most tactile of the evergreen grasses. Planted as a specimen or in swathes across a garden, the colour is so unexpected it can't help but catch the eye.

Herniaria glabra is a relatively unknown perennial that deserves to be used more often in our gardens. The nursery industry calls it ‘Green Carpet’ and well they should. This lovely bright green creeper spreads effortlessly in all directions. An excellent choice for between flagstones or as a lawn substitute.

Sagina subulata is one of the best low growing ground covers. Irish moss is most often used as a ground cover, softening paths and stepping-stones. It gives a lush accent to rock garden and terraces. For a luxurious carpet of green, few plants can match Irish Moss.