Clematis ‘Romantica’ (syn. C. viticella ‘Romantika’)(Kivistik 1983) – This seedling of ‘Devjatyj Val’ was bred in Estonia. The 6″ wide flowers open a black purple and lighten with age, and are nicely contrasted by the pale yellow stamens. ‘Romantica’ blooms from July through September and tolerates part to full sun. Grows 6-8′ tall. Pruning Group C. Hardy to zone 3.
Clematis ‘General Sikorski’ (syn. ‘Jadwiga Teresa’)(Franczak 1965) – An easy to grow Clematis that was bred in Poland and features 6-8″ wide lavender-blue flowers (with creamy yellow stamens) borne from June to September. ‘General Sikorski’ is an RHS Award of Garden Merit winner and also produces fluffy seedheads. Grows 8-10′ tall. Pruning Group B or C. Zone 4.
Clematis ‘Madame Julia Correvon’ (Morel 1900) – This member of the Viticella Group of Clematis bears abundant 4″ wide blooms (July to September) of a rich wine-red with twisted petals. It is a cross of ‘Ville de Lyon’ and Clematis viticella, and also an RHS Award of Garden Merit winner. A good choice when considering disease resistance. Grows 10-12′ high. Pruning Group C. Z4.
Clematis ‘Royalty’ (Treasure 1985) – Yet another RHS Award of Garden Merit winner which bears 4-6″ wide semi-double dark mauve-lilac blooms in spring and single flowers in late summer which exhibit a lighter bar. It is a good choice for growing in containers or training onto an obelisk. Prefers a part to full sun exposure. Grows 6-8′ high. Pruning Group B. Hardy to zone 4.
Clematis ‘Hania’ (Marczynski 1996) – The new growth of this compact Clematis has a bit of a purple tinge which is nicely complimented by the bold 6″ wide blooms of reddish-purple with pale pink margins and contrasting pale yellow stamens. The petals are slightly ruffled and borne May to June, and again in September. Grows 6-8′ tall. Pruning Group B. Hardy to zone 4.