Bright pink flowers open over an extended period from mid-summer to early autumn on this exceptional, clump-forming, semi-erect or scrambling herbaceous clematis. It flowers on the current year's growth, and if pruning is required, it can be cut back to about 15-20cm (6-8in) above soil level in early spring before new growth appears. In addition it is ideal for a large container. This lovely plant has been given the Royal Horticultural Society's prestigious Award of Garden Merit (AGM) in recognition of its outstanding excellence. ... Learn More

A close relative of Clematis tangutica, this relatively new and quite rare flower differs as its sepals are considerably more greenish-yellow rather than lemon-yellow, and are densely pubescent inside and glabrous outside rather than the other way round as with C. tangutica! ... Learn More

Masses of small white, star-shaped flowers open with a sweet perfume that some people liken to aniseed. Plant this gem in a sunny position to enhance and savour the scent. This quite rare and herbaceous species, closely related to C. recta, is non-clinging for the first metre or so, but then the leaf stalks begin grasping for nearby support. ... Learn More

One of the most rewarding and also easy-to-grow of all clematis, these pure white flowers open in early spring all having the most delicious perfume reminiscent of sweet marshmallows. This seed was collected from all of the white-flowered cultivars throughout our gardens. ... Learn More

One of the easiest-to-grow of all clematis, these flowers open in early spring in colours ranging from pure white through pinks to red, and all have the most delicious perfume reminiscent of sweet marshmallows. This seed was collected from all of the differently coloured forms throughout our gardens. ... Learn More

One of the easiest-to-grow of all clematis, these flowers open in early spring in colours ranging from pinks to red, and all have the most delicious perfume reminiscent of sweet marshmallows. This seed was collected from all of the different cultivars throughout our gardens. ... Learn More

This remarkable, unique, and extremely rare plant from Nepal and parts of southern China, loses most of its foliage in late spring or early summer and remains dormant throughout the hottest months of the year, then in autumn it puts on lots of lush new foliage. Suddenly, large clusters of buds erupt, which open into flowers in early winter and are quite spectacular being pendulous and scented, resembling greeny-yellow bells filled with attractive, protruding red-purple stamens, which finally ripen into large, fluffy seed heads which last for several months. It is perfect for a warm, sheltered courtyard garden or cool conservatory. ... Learn More

Solid, dense clusters of sizeable, milky white, golden-eyed flowers appear on vigorous climbing stems all summer and into autumn. In autumn attractive silky seed heads appear. This rarely-seen but immensely valuable gem from China, will add value and colour by covering any boring old evergreen shrub or fence. ... Learn More

This delicate, very late flowering climber produces an endless succession of blooms from July until October, when the frost sends it to sleep again. The fragrant brown-eyed yellow flowers give an unseasonal, and unexpected, supply of delicate lemon perfume. Finally the entire plant is covered with fluffy white snowball seed heads right into late winter. ... Learn More

This rare and beautiful climber is very seldom seen and has fascinating, vase-shaped, reddish-purple to lavender flowers, consisting of four thick, leathery petals, which open in early summer and continue into autumn. This vigorous plant is good for covering less attractive shrubs and fences. ... Learn More

Climbing up to 12 feet or more, this strong plant has sizeable fragrant blue or purple flowers which open in profusion on long, strong, swan's neck stems, from July to September, all on thin twining vines which are sparcely clad with leaves. R.H.S. 'AGM' Award Winner ... Learn More

A quite stunning Mexican climber which has all the assets, being quick-growing and vigorous (up to 6m!) with absolutely enormous, spectacular, pale violet or purple, "cup-and-saucer" flowers. Although it is usually grown as a half-hardy annual, it is actually a half-hardy perennial and often survives the winter outside in milder areas. ... Learn More

An easy-to-grow low climber or scrambler, that from June until August will twine around less interesting shrubs bearing longish, downwards-facing flowers, which are slightly flared open and delicately marked, deep in the throat, in purple and black. ... Learn More

Delicate-looking, pale blue to violet (sometimes white) flowers, which can be up to 5cm across, open in mid-summer on this deciduous climber, which is happy to scramble through shrubs and woody plants in the mixed border. It originates from the Himalayas, China, Sichuan and Yunnan, where it grows in open places and woodland margins at 2000-4000m. ... Learn More

This is the most attractive climbing perennial you could wish to see. Broad fleshy leaves grow on twining stems which carry large, fabulous, flared starry flowers with narrow, pointed petals of deepest sky blue which stare upwards. Superficially looking like a dwarf clematis, this gem is rare in cultivation. ... Learn More