Clematis Kivistik 'Ekstra' has large, four inch wide, light blue to lavender-blue flowers with darker blue, frilly edges. Hardy to zone 3!

Clematis Kivistik 'Huvi' has large, six inch wide, glowing magenta flowers with long petals produced in profusion on plants hardy to zone 3!

Clematis Kivistik 'Ristimagi' has large, five inch wide, lavender blue flowers with magenta-red stripes produced in profusion on plants hardy to zone 3!

Large, slightly ruffled, magenta flowers with stripes of a darker hue, produced in profusion on plants hardy to zone 3!

Clematis Kivistik 'Miniseelik' is a dwarf cultivar with 3 inch wide, purplish magenta flowers with a white star on stems to just three feet tall.

Clematis Kivistik 'Minister' has large, six inch wide, mid-purple flowers with pink stripes produced in profusion on plants hardy to zone 3!

Clematis Kivistik ‘Piilu’/'Little Duckling' has large, ruffled, lavender-pink double or single flowers with bold magenta bars.

Clematis Kivistik ‘Piilu’/'Little Duckling' has large, ruffled, lavender-pink flowers with bold magenta bars that blooms first as double flowers then later in the season as singles.

Clematis Kivistik ‘Rahvarinne’ has large, warm purplish, crinkled and ruffled flowers with brown anthers. Hardy down to zone 3!

Clematis Kivistik 'Reiman' has large, six inch wide, royal purple flowers with magenta-red stripes produced in profusion on plants hardy to zone 3!

Clematis Kivistik 'Ristimagi' has large, five inch wide, lavender blue flowers with magenta-red stripes produced in profusion on plants hardy to zone 3!

Clematis Kivistik 'Ruutel' has 6 inch dark magenta red flowers and near-black anthers. Said to be one of the very best pure red clematis.

Clematis Kivistik ‘Silmakivi’ has very plentiful, very large, 6-8 inch wide, light blue to light lavender-blue flowers with lighter blue, almost white, central stripes.

Clematis 'Lincoln Star' offers beautiful, large, bicolour flowers with broad mid pink bars edged with lighter pink or white.

Clematis 'Lord Nevill' offers beautiful intense dark blue flowers with reddish purple bands along the frilly tepals.

Clematis 'Louise Rowe' offers lovely single and double flowers in softest mauve and pink.

Clematis 'Marie Louise Jensen' is a repeat bloomer with large double and single flowers in purple shades with contrasting anthers.

Clematis 'Miss Bateman' is an heirloom with gorgeous creamy white flowers with pale green central bands.

Clematis 'Mme Le Coultre' has been a classic for more than 100 years with its pure white flowers and yellow stamens.

Clematis 'Moonlight' produces creamy white flowers embossed with yellow stamens and a palest yellow midrib.

Clematis 'Mrs Cholmondeley' was first introduced in 1873. It has beautiful mauve-blue flowers.

Clematis 'Mrs N. Thompson' has striking deep violet-purple tepals with a bright red bar.

Clematis 'Mrs P.T. James' offers amazing sky blue double and single blooms.

Clematis 'Multi Blue' is a stunning semi-double to double cultivar with blue to purple-blue tepals.

Clematis 'Nelly Moser' is more than 100 years old and still one of the most popular of all cultivars.