Encyclopaedia of vines
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Clematis 'Helios'
Clematis 'Helios'

A beautiful, strong-growing cultivar, very free-flowering over an incredibly long period. Nodding at first, and then opening completely flat, bright yellow flowers have decorative, outer reflexed tepals. Blooms in June-August, flowers later on followed by..

Raised by Proefstation vor de Boomwekerij, Boskoop, Netherlands 1988.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
bright yellow 3 m small VI, VII, VIII S, E, W 3-2 (rather hard) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 3-2 (rather hard) Zones 4 - 9

Clematis 'Hoshi-no-flamenco'
Clematis 'Hoshi-no-flamenco'

An attractive Japanese cultivar with large, bright red flowers. Recommended for cultivation in all types of house gardens.  WHAT IT LOOKS LIKE: Flowers large,  across 15–17 cm, bright purple-red, velvety. Sepals wide, elliptic, with tips slightly curled;..

Japan. Raised by Minoru Hoshino, Japan.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
red-purple 1.7-2 m big V, VI S, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 2 (light) Zones 4 - 9

Clematis 'Innocent Blush' PBR
Clematis 'Innocent Blush' PBR

A Polish variety raised by Szczepan Marczyński, introduced in the market in summer 2012 . Flowers on old wood are semi-full, 12-18 cm in diameter, with sepals longer on the outside and gradually shorter towards the center. Sepals are light pink with a dar..

Raised by Szczepan Marczyński. Available for purchase from 2012.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
light pink with a darker pink blush 2 m big V, VI, VII, VIII, IX S, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 2 (light) Zones 4 - 9

Clematis 'Innocent Glance' PBR
Clematis 'Innocent Glance' PBR

A cultivar with double flowers borne on old wood, 14-15 cm across composed of 40-60 elliptic, pointy, pale pink sepals with darker margins which grow paler past full-bloom.  On new growth flowers are single, formed with 6-7 pale pink sepals with darker ma..

Raised by Szczepan Marczyński. Available for purchase from 2014.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
light pink with a darker pink blush 2 m big V, VI, VII, VIII, IX S, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 2 (light) Zones 4 - 9

Clematis 'Isago'
Clematis 'Isago'

A Japanese cultivar with double white flowers in May and June. During summer blooming flowers are semi-double, white with yellow stamens. Twines around the supports by means of curling petioles. Suitable for growing over arbours and pergolas, or training ..

Raised by Susumu Arafune, Japan 1991.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
white, double 2.5-3 m big V, VI, VIII, IX S, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 2 (light) Zones 4 - 9

Clematis 'Ivan Olsson'
Clematis 'Ivan Olsson'

A Swedish cultivar with white flowers, shaded blue at the edges, 8-14 cm across. 6-8 slightly wavy tepals and purple anthers on white filaments. It flowers from mid-May to early July and again in August - September if you remove faded flowers. It doesn’t ..

Bred by Magnus Johnson, Sweden 1955.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
white with a touch of blue 2 m big V, VI, VII, VIII, IX N, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
N, E, W 2 (light) Zones 4 - 9

Clematis 'Izydor'
Clematis 'Izydor'

Polish variety bred by Stefan Franczak with large (16-18 cm across) white flowers. 6-8 oval, loosely arranged tepals with green-yellow bar along the midrib in the early flowering stage, and wavy edges. Creamy yellow anthers on white filaments. Flowers fro..

Bred by S. Franczak, it flowered for the first time and was named in 1997.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
white 2.5-3 m big V, VI, IX S, N, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 2 (light) Zones 4 - 9

Clematis 'Janny'
Clematis 'Janny'

A cultivar with intriguing semi-double slightly nodding bell-shaped pink flowers, 7 cm across. 4 deep pink tepals with numerous staminodes. It flowers in late April and May, as the last cultivar of the group. In summer it sometimes repeats the flowering...

Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
pink, semi-double 2-3 m small IV, V S, N, E, W 1 (none) Zones 3 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 1 (none) Zones 3 - 9

Clematis 'Jerzy Popiełuszko'
Clematis 'Jerzy Popiełuszko'

Large (13-15 cm in diameter) silky white flowers with coffee anthers on white filaments are borne profusely over a long period, from May until October. It climbs by means of twining leaf petioles and is suitable for growing over trellises, stakes and othe..

Raised by Szczepan Marczyński, Poland. Introduced in 2004.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
white 1.2-1.5 m big V, VI, VII, VIII, IX, X S, N, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 2 (light) Zones 4 - 9

Clematis 'Jiska'
Clematis 'Jiska'

Single or semi-double flowers, 8-10 cm across, most often composed of 4 blue Violet tepals and green white staminodes. Flowers appear in late April – May and later turn into fluffy seed heads that decorate the plant until autumn. It grows 2-3 m high and a..

Bred by Pieter Zwjinenburg, Holland before 2004
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
violet-blue 2-3 m medium IV, V S, N, E, W 1 (none) Zones 3 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 1 (none) Zones 3 - 9

Clematis 'Julka'
Clematis 'Julka'

It has large bicolor flowers: velvet violet with a deep purple-red bar and lighter white-purple stamens, borne from June to August. It grows up to 2,5 m. It doesn’t like extremely hot, sunny areas, prefers semi-shaded or shaded positions. Suitable for gro..

Raised by Szczepan Marczyński, Poland. Introduced in 2001.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
violet with red stripe 2 m big VI, VII, VIII N, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
N, E, W 2 (light) Zones 4 - 9

Clematis 'Justa'
Clematis 'Justa'

A Lithuanian compact cultivar. Light blue-mauve flowers, 6-8 cm across, with 6-8 elliptic tepals with a light purple bar and slightly wavy margins. Light yellow anthers on white filaments. Flowers are produced profusely and over a long period, from June t..

Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
light blue-mauve 1-1.5 m medium VI, VII, VIII, IX S, N, E, W 3 (hard) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 3 (hard) Zones 4 - 9

Clematis 'Juuli'
Clematis 'Juuli'

An Estonian hybrid of Clematis integrifolia to which it owns its non-twining stems. Flowers, purple blue at first, in full blossom become blue with a lilac blue central bar and golden anthers on white filaments. Free flowering from June to September. Hard..

Raised by U. & A. Kivistik, Estonia. Named in 1988.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
blue 1.2-2 m small VI, VII, VIII, IX S, N, E, W 3 (hard) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 3 (hard) Zones 4 - 9

Clematis 'Kacper'
Clematis 'Kacper'

A charming Polish cultivar bearing exceptionally large, deep violet-blue flowers with violet stamens. Flowers June-July and again in September. Ideal for fences, walls, arbors, pergolas, trellises and wooden supports.

Raised by Stefan Franczak, Poland. Introduced in 1982.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
intensive violet 2-3 m very big VI, VII, IX S, N, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 2 (light) Zones 4 - 9

Clematis 'Kagura'
Clematis 'Kagura'

A perennial cultivar of large, ornamental, light blue flowers. Recommended for domestic garden flower beds. WHAT IT LOOKS LIKE: Flowers large, 12–15 cm across, light blue, built of 4–8 elliptically prolonged sepals with wavy margins and stamens of purple..

Raised by Hiroshi Hayakawa, Japan, ca. 1996. The name Kagura originates from traditional music pieces dedicated to Japanese gods.  
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
blue 2 m medium VI, VII, VIII S, E, W 3 (hard) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 3 (hard) Zones 4 - 9

Clematis 'Kakio' PINK CHAMPAGNE
Clematis 'Kakio' PINK CHAMPAGNE

A beautiful Japanese cultivar. Large, vivid pink flowers with a paler central bar and contrasting yellow stamens. One of the earliest flowering large-flowered varieties, mid May-June, and again in August-September. It doesn’t like extremely hot, sunny are..

Raised by Kazushige Ozawa, Japan 1971.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
dark pink with paler central bar 2-2.5 m big V, VI, VIII, IX N, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
N, E, W 2 (light) Zones 4 - 9

Clematis 'Kardynał Wyszyński'
Clematis 'Kardynał Wyszyński'

A hardy, free-flowering Polish cultivar of a moderate growth. Crimson flowers with reddish-brown stamens are borne in great profusion from June to September. Ideal for growing over fences, walls, arbors, pergolas, trellises and wooden supports. It can cla..

Raised by Stefan Franczak, Poland. Introduced in 1983.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
glowing crimson 2-3 m big VI, VII, VIII, IX S, N, E, W 3 (hard) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, N, E, W 3 (hard) Zones 4 - 9

Clematis 'Kaśka'
Clematis 'Kaśka'

A new, attractive Polish cultivar of large yellow flowers and compact habit. Robust and easy to maintain.  WHAT IT LOOKS LIKE: Flowers large, 7˗9 cm across, bright yellow, bell-shaped, nodding. Bloom from the end of May even till mid-October. In place of..

Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
deep yellow 3-4 m medium V, VI, VII, VIII, IX, X S, E, W 3 (hard) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 3 (hard) Zones 4 - 9

Clematis 'Kiri Te Kanawa'
Clematis 'Kiri Te Kanawa'

A magnificent variety with large, fully double, dark blue flowers on both old and new growth. Excellent for growing over fences, walls, trellises and poles. It can clamber over natural supports e.g. deciduous or coniferous shrubs. Suitable for cut flowers..

Raised by B. Fretwell, United Kingdom 1986.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
dark blue, always double 3 m big V, VI, VII, VIII, IX S, E, W 2 (light) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 2 (light) Zones 4 - 9

Clematis 'Krakowiak' PBR PINK MINK
Clematis 'Krakowiak'PBR PINK MINK

A Polish variety developed by Szczepan Marczyński, offered for sale in 2011. It has glaring pink flowers, with a red and pink stripe across the sepals. It blooms abundantly from June to September. It grows fast, up to 3 m high. It can be grown on any stan..

Raised by Szczepan Marczyński, Poland. Introduced in 2011.
Color of flowers Plants height Flowers size Flowering month Aspect Pruning way Frost hardiness
bright pink 3 m medium VI, VII, VIII, IX S, E, W 3 (hard) Zones 4 - 9
Aspect Pruning way Frost hardiness
S, E, W 3 (hard) Zones 4 - 9