Alpines & Rockeries

The Iceland poppies have large, luscious petals in an array of shades.The single papery, lightly fragrant blossoms flowers unwrinkle their petals into a wide-spreading saucer shape 3 to 4 inches across. Flowering early in summer they produce dazzling splashes of colour when planted en masse.

Silvery white petals are dressed in tints of blush pink that darken with age, against a darker pink eye. The blooms carry a fresh fragrance reminiscent of lilacs and make delightful cut flowers. Uniform with outstanding weather tolerance they will flower right through the summer until October. Leave the colour in your borders or cut regularly through summer for wonderful vase displays.

Clusters of blooms in a range of fashionable new colours: coffee, caramel, raspberry and cream, many with dark centres, the colours combine to create an antique appearance. Phlox 'Cherry Caramel' are uniform and have outstanding weather tolerance and will flower right through the summer until October. Leave the colour in your borders or cut regularly through summer for wonderful vase displays.

'Sugar Stars' is a fabulous new annual Phlox variety that blooms with a confection of purple-blue and white clustered blooms. One of the most useful of annuals they flower from mid July right through to October. For spectacular display, romantic excess and sweet fragrance, they are without peer.

Phlox is one of the most useful of annuals, they are extremely rewarding garden subjects and lack real competition in the late summer garden. Uniform, with outstanding weather tolerance they will flower from mid July right through the summer until October. Perfect for wedding work and bouquets, Grandiflora 'Alba' provides pure white flowers combined with a delicious scent.

Potentilla 'Helen Jane' is a beautiful new semi-dwarf cultivar that displays gorgeous crimson-eyed, bright pink flowers, with petals that are attractively crinkled just like crepe paper. Flowering over a long period, new buds open repeatedly in a long succession, from late June to September.

Venerating a former plant curator at the Royal Botanic Garden in Edinburgh, Scotland, 'Ron McBeath' is a beautiful new semi-dwarf cultivar. This diminutive potentilla repeat-flowers for months, sending up wands of rosy carmine flowers even in shade. It outlasts other potentillas by far.

Pulsatilla alpina subsp. alpina is a charming form, with white flowers, the outer segments flushed with bluish-purple. A favourite for collectors, they have a protracted flowering period and followed by attractive seed heads, they are showy, long-lived and reliable plants with a lengthy period of interest.

Pulsatilla vulgaris is now a very rare native species, the genus includes some of the loveliest of all flowering plants. In early spring, woolly, flower buds first appear, their silky foliage is deeply divided and covered with soft silvery hairs. The violet-purple flowers often opening while still under snow cover. These plants are always a delight.

Pulsatilla vulgaris 'Rote Glocke' is a lovely, deep-red form. Hardy and long lived, they are easy to grow. The flowers are produced very early, often opening while still under snow cover. They can develop into robust clumps after only a few years, with a dozen or more blooms out at any one time.

Rosularia is a rosette forming succulent that closely resemble other Crassulaceae such as Sempervivum and Echeveria. It distinguishes itself in spring time when the small green clusters change to a vibrant rich reddish tone. Rare yet hardy, they are seldom seen other than in specialist nurseries or rock garden collections.

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.

Santolina, commonly known as Lavender Cotton is a small shrub with soft, woolly, finely divided foliage, that make neat, rounded bushes. They are valuable for mass planting, ideal for knot gardens and small hedging around herb gardens etc. It will stand any amount of clipping and shaping - a perfect plant for control freaks.

Saxifraga x arendsii 'Purple Robe' are compact, free-flowering, and easily raised from seed. These charming perennials quickly form an evergreen verdant mat. Excellent as alpine plants for a rockery or trough, use them spilling over low walls, as a path edging or green roof.

Delicate in appearance and yet very cold hardy, Sedum acre is beautiful from the first stirrings of early spring to the twilight of autumn. Hardy and very easy to grow. Started early it will form a nice dense ground cover the very first season. If the weather is favourable it will flower within six months.

Sedum album is one of the most popular forms of sedum, known for its dense foliage as it changes colour throughout the seasons. The leaves emerge a coral-salmon in spring, change to bright green in summer and then to reddish bronze with the arrival of cooler temperatures. In summer the plants explode in masses of tiny, white star-shaped flowers.

Sedum forsterianum ‘Silver Stone’ is one of the more unusual textured species, with whorls of silver-green foliage. In late summer bright yellow star shaped flowers appear. This low-growing succulent plant grows to a height of 15 to 20cm, extremely hardy it can cope with temperatures down to minus 34°C.

If you’re looking for a beautiful plant that thrives with virtual neglect, Sedum reflexum just might fit the bill. The small bushes spread over the ground and the foliage resembles mini spruce branches. They are at their loveliest spilling over edges of walls and rocks to create the illusion of a living waterfall.

Sedum spurium coccineum is the most robust sedum, with deep crimson blooms and bronze-green leaves. Low maintenance, durable and interesting, they enhance the appearance of green roofs, rockeries and containers. In July, dense clusters of showy crimson blooms smother the evergreen plants.

Sedum spurium 'Voodoo' is a stunning little perennial groundcover for hot, sunny locations. The intense dark mahogany foliage that provides a stunning contrast to the almost neon, luminous rosy-red flowers which appear June through August.

Hugely impressive in any garden, Sedum telephium ‘Emperors Wave’ boasts succulent, blue-green foliage and masses of star-shaped flowers in glorious shades of deep pink and purple. They are popular with late season perennials and ornamental grasses. The extreme contrast in flower shape enhance each other, adding to the textures and colours of the late season garden.

Sedum ussuriense is at its best in late summer and through autumn, the blue-green succulent, rounded leaves are followed by a glowing display or carmine-red flower clusters. It even pleases the eye in winter when its seed heads turn into a stage for dew drops and ice crystals.