Doubles & Semi-Doubles

Here are our best recommendations for clematis for double and semi-double flowers. While many clematis are prolific and striking not many are as eye catching as these beauties.

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Showing 46 of 46 Products
Doubles & Semi-Doubles
Showing products 1 to 46 of 46
Clematis Alba Plena
Out of Stock
£16.00
Clematis florida 'Abla Plena' has pretty double flowers of greeny-cream, rosette-like blooms, and is also known as florida 'Plena', or florida var. flore-pleno.
Clematis Andromeda
Out of Stock
£13.50
The delicious looking flowers remind us of raspberry-ripple ice cream, they are creamy-white with pretty raspberry-red bars. The early blooms are semi-double, with single blooms later.
'Recommended' by a Popular Garden Magazine Dec 2020.
Clematis Archie
Out of Stock
£16.00

NEW in 2020

Semi-double blooms are produced in spring and are pale to light mauve-pink merging to deep mauve-pink margins and tips. Single flowers are produced in the second flowering around August and September.

Clematis ASTRA NOVA PBR Zo09085
Out of Stock
£14.50
The flamboyant, eye-catching semi-double, violet-purple flowers have a white stripe in the centre of the tepal and a spiky centre of violet-purple and white petaloid stamens. An outstanding cultivar for your garden.
Clematis BABY STAR PBR Zobast
Out of Stock
£14.50
The charming white star-shaped flowers are occasionally semi-double. A compact, free-flowering climber perfect for a pot!
Clematis Beauty of Worcester
Out of Stock
£13.50
The early blooms are double or semi-double, single later. They are deep mid-blue with a hint of pink.
Clematis Blue Light
In Stock
£14.50
Light mauvy-blue, early double blooms are rosette like. Later blooms are spiky doubles.
Clematis BLUSHING BRIDESMAID  Kaiser
Out of Stock
£16.00
This spectacular deep pink double clematis has rosette-like flowers often with a lighter pink spiky centre. Later flowers will be single but have a distinctive 'fountain-like' crown of petaloid stamens. A very compact variety.
Clematis Broughton Star
Out of Stock
£14.50
Clematis montana 'Broughton Star' has semi-double flowers of very deep plummy-pink, almost red, and a purply-bronze foliage as the plant matures - grow in a sunny position to enhance the colour of flowers and foliage.
Awarded the RHS ‘Award of Garden Merit’

Clematis CASSIS Evipo020
Out of Stock
£16.00
The gorgeous double rosette-like blooms have a mottled appearance, their cream base is heavily overlaid with blackcurrant-purple. Clematis Cassis is also a brilliant plant for container growing and is often better grown in that way.
Clematis CHARMAINE Evipo022
Out of Stock
£17.00
Glorious rich red blooms are borne double and semi-double from the old wood early in the season with single flowers produced later. They are often burgundy when they first open.
Clematis Countess of Lovelace
Out of Stock
£14.50
The distinctive mid bluey-mauve blooms appear fully double in early summer with single blooms later in the season.
Clematis Crimson King (Red Cooler)
Out of Stock
£13.50
The beautiful blooms are deep cerise pink with a slightly paler bar. Occasionally the early blooms are semi-double. A lovely old classic dating from the early 1900's.
Clematis DIAMANTINA Evipo039
Out of Stock
£17.00
The double flowers are mid bluish-purple with rosy-pink highlights. The blooms gradually unfurl from a tight central 'ball' to create the multi-layered pom-pom like flower.
'Recommended' by a Popular Garden Magazine Dec 2020.

Clematis Dorothy Tolver
Out of Stock
£13.50
The fabulous, vibrant deep mauve-pink blooms have a satin sheen and the early flowers are occasionally semi-double. Named after my lovely Nan without whom Thorncroft Clematis would not exist today!
Clematis Duchess of Edinburgh
Out of Stock
£13.50
The early flowers of this double white clematis can have distinctive green 'leaf-like' markings. When grown in a sunny position this will be less prominent. These unique blooms are much favoured by flower arrangers.
Clematis EMPRESS Evipo011
Out of Stock
£17.00
Clematis EMPRESS 'Evipo011'. The light mauvy-pink double blooms have a huge crown of spiky mauvy-pink stamens. Unlicensed Propagation Prohibited. Deciduous climber.
Clematis FRANZISKA MARIA Evipo008
Out of Stock
£17.00
The beautifully shaped double mid-blue flowers have yellow anthers and are produced over a long flowering period. The flower is always double in both the spring and summer flower periods.
Clematis Gojogawa
Out of Stock
£14.50
Semi-double and single blooms are produced in spring and early summer, they are pale to light mauve-pink merging to deep mauve-pink margins and tips. Single flowers only are produced in the second flowering.
Clematis GREEN PASSION PBR Zo11050
Out of Stock
£16.00
This extraordinary new clematis has a double green flower head with later tepals having white tips to them. Sporadic autumn flowers are double with more white than green in them. Absolutely gorgeous!
Clematis Innocent Blush
Out of Stock
£14.50
New in 2014, this beautiful clematis made a huge impact on our Chelsea exhibit. Its enchanting single and semi-double flowers are light pink with a deeper pink blush around the margins and central bar of the tepals. Unlicensed Propagation Prohibited.
Clematis Innocent Glance
Out of Stock
£14.50
The wonderful rosette-like double blooms are light pink with rich pink marbling that merges towards the rich pink outlined margins. As the blooms mature they become pale pink & later flowers are single. Unlicensed Propagation Prohibited.
Clematis Jackmanii Alba
Out of Stock
£14.50
The outer layers of these eye-catching early double blooms are bluey-mauve its inner layers are bluey-white. Single blooms are produced in early autumn.
Clematis Jeannes Pink
Out of Stock
£13.50
New in 2014, her delightfully pale 'flesh' pink blooms have a ruffled appearance and a crown of butter yellow stamens. Early flowers are occasionally semi-double and the plant benefits from dead-heading.
Clematis JOSEPHINE Evijohill
Out of Stock
£17.00
Clematis Josephine has distinctive double, rosette-like blooms that are light mauvy-pink, with deeper pink bars. Best grown in a sunny position, Josephine always produces double blooms, even when hard pruned.
Clematis Kiri Te Kanawa
Out of Stock
£13.50
The beautiful double rosette-like blooms are deep lavender-blue and have contrasting cream stamens. It always produces double blooms.
Clematis Kokonoe
In Stock
£19.50
This stunning new clematis looks to be a big hit with gardeners.  With it's deep royal-purple double blooms which stand out from the rich green foliage on long slender stems giving it a very exotic appearance.
Clematis Mary Rose (Flore Pleno)
Out of Stock
£17.00
This gorgeous old clematis dates from the 1500's. It's semi-nodding rosette-like double flowers are deep dusky-amethyst.
Clematis Mercury
Out of Stock
£13.50
Beautiful white, washed with pale silvery-mauve-blue. The stunning blooms have very ruffled margins. The early flowers are often semi-double. Deciduous climber.
Clematis Moonglow
Out of Stock
£16.00

NEW For 2020

Clematis 'Moonglow' has magnificent large double flowers of palest pink with a slightly green hint at the tips and margins of the tepals. The second flowers in September are single and the centres quite spiky.

Clematis Mrs George Jackman
Out of Stock
£14.50
The classic pure white blooms have a satin sheen and crown of coffee-coloured stamens. The early blooms are occasionally semi-double.
Awarded the RHS ‘Award of Garden Merit’

Clematis Multi Blue
In Stock
£13.50
The early flowers are of pointed double blooms of light french navy-blue and often the later flowers will have more of a single flower shape and smaller spiky centre.
Clematis My Darling
Out of Stock
£17.00
Clematis My Darling produces double and semi-double flowers in spring which are deep purple almost red , with white splashes and the central mass of tepals also have a paler pink margin. In the later summer flowering period the blooms are deep pink, semi-double and often single with a more pronounced paler margin of pink.
Clematis Piilu
In Stock
£14.50

Check out our Blog post - Pretty Little Piilu
The pretty double, and single, mid mauvy-pink flowers have deep rose-pink bars, irregular white markings and a crown of yellow stamens. The later blooms are always single. Pronounced Pee-loo.

Clematis Princess Charlotte
Out of Stock
£13.50
Named to commemorate the birth of Princess Charlotte - Her double, dahlia-like blooms are mauvey-blue and have subtle pinky-mauve margins. Very pretty indeed.
Clematis Proteus
In Stock
£13.50
This lovely old cultivar dating from the 1800's produces double flowers from the old wood which are a lovely deep dusky mauvey-pink. Single blooms are produced later.
Clematis Purpurea Plena Elegans
Out of Stock
£13.50
This lovely clematis has double dusky-magenta rosette shaped flowers and makes a wonderful sight when in full bloom. These elegant blooms are excellent as cut flowers.
'Recommended' by a Popular Garden Magazine Dec 2020.
Awarded the RHS ‘Award of Garden Merit’

Clematis Royalty
In Stock
£13.50
The classic double blooms are very rich bluey-purple and have a paler mauve bar along the centre of each tepal. The later flowers are single.
Clematis Shikoo
In Stock
£13.50
The exotic looking rosette-like blooms are rich purply-blue with slightly paler bars to their elegantly pointed tepals. Its later flowers are sometimes single. The depth of colour and depth of the double flower varies from garden to garden. Introduced by us at Chelsea 2012.
Clematis Sieboldiana
Out of Stock
£16.00
clematis Sieboldiana is an exotic looking clematis that is hugely popular. The creamy-white tepals have a rich purple crown of staminodes. It is better grown as a container plant and the blooms can occasionally revert to 'Alba Plena'.
Clematis Sylvia Denny
Out of Stock
£13.50
In late spring and early summer the beautiful pure white blooms are double or semi-double, with single blooms produced in late summer. Clematis Sylvia Denny is an all-time favourite of ours.
Clematis Taiga®
Out of Stock
£19.50

Launched by Thorncroft Clematis at RHS Chelsea Flower Show 2017 - A Container superstar!
The attractive double blue-purple flowers have a greeny-white tip to the tepals and appear from summer through to autumn.
This stunning clematis will light up your patio when grown in a large container with good drainage.

Clematis Veronicas Choice
Out of Stock
£13.50
The pretty pale mauve double blooms have flashes of rose-pink and pale lavender, they have a textured surface with crimped edges making the flower look like a frilly ball. Single flowers are produced in autumn.
Clematis VIENNETTA Evipo006
Out of Stock
£17.00
Clematis VIENNETTA has stunning blooms with cream tepals with a prominent dome-shaped purple centre that is mottled with cream. Although similar to Sieboldiana, the dome-shaped centre is larger and more frequently has highlights of greeny-cream.
Clematis Vyvyan Pennell
Out of Stock
£14.50
The blooms of Clematis 'Vyvyan Pennell' are gorgeous rosette-like double blooms with deep rosy-lavender when first open, maturing to deep lilac-mauve. The later single blooms are deep lilac-mauve. A family favourite & one of our first clematis.
Clematis Yukiokoshi
Out of Stock
£14.50
Clematis 'Yukiokoshi' has distinctive, irregular, almost 'ragged' looking double white blooms with pale green bars on the early flowers. It's an exotic looking flower that is always popular when featured at Chelsea!