Clematis can be deciduous or evergreen shrubs or herbaceous perennials, mostly climbing by twining leaf-stalks, and often with showy flowers. Some have attractive fluffy seed-heads in autumn
Late Large-flowered clematis are deciduous climbers with large, star-shaped flowers to 15cm wide, opening on the current year's growth in summer and autumn
'Jackmanii' is a free-flowering, medium-sized, vigorous, deciduous climber. Flowers to 10cm in width in late summer, with four textured rich velvety violet-purple sepals and greenish-cream anthers. Flowers from early to late summer.