Clematis that flower in late summer, including Clematis viticella and Clematis texensis, are in Pruning Group 3. This means that they need regular pruning, in February or March - just cut back all of the stems to 30cm above ground.

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Find out more about how to prune Group 3 clematis.

More on growing clematis:

Pruning regularly will ensure that you can enjoy flowers at eye level, rather than them all appearing towards the top of the plant. It will also prevent a tangled mass of stems.

Here are 10 beautiful Group 3 clematis to grow.



Clematis viticella 'Kiev'

Clematis 'Kiev' was bred in Ukraine and named after its capital city. It boasts dark green leaves and long stems bearing dark, velvety purple-red flowers with yellow filaments and purple anthers.

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Clematis x durandii

Clematis x durandii bears deep blue, saucer shaped flowers. Unusually, it is a semi-climbing perennial that needs staking. Grow it as a border plant, trained up an obelisk or trellis, or in a container.

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Clematis texensis 'Princess Diana'

Sometimes known as 'Princess of Wales', Clematis texensis 'Princess Diana' bears bright pink, tulip shaped flowers in summer.

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Clematis viticella 'Emilia Plater'

A vigorous climber, Clematis viticella 'Emilia Plater' will quickly cover a large wall or fence; grow it up a sturdy obelisk or let it scramble through a tree.

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Clematis viticella 'Entel'

Clematis viticella 'Entel' bears lots of medium-sized, pink flowers with wavy edges from July to September. Grow it up an obelisk in the border, or use it to cover a fence or wall.

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Clematis viticella 'Etoile Violette'

This classic viticella clematis bears masses of purple flowers in July and August. It looks good scrambling over a fence, up a tree or through a rambling rose.

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Clematis viticella 'Hanna'

Like many Viticella clematis, 'Hanna' has bell-shaped, nodding flowers. This free-flowering and vigorous climber reaches around 300cm in height.

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Clematis viticella 'Jorma'

The flowers of Clematis viticella 'Jorma' are large, and deep purple-blue with yellow-green anthers. Grow it up a pergola or sturdy obelisk in a large herbaceous border, or as a companion to climbing and shrub roses.

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Clematis viticella 'Kermesina'

Clematis viticella 'Kermesina' is a delightful old variety that bears rich red flowers from midsummer to early autumn. Some of the flowers early in the season may have green tips.

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Clematis viticella 'Polish Spirit'

'Polish Spirit' bears rich purple-blue flowers from mid-summer to early autumn. It's a very vigorous climber, so give it plenty of space in which to spread.

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