Clematis 'Warsaw Nike'Extra large velvety royal purple flowers Contrasting snowdrop white stamens RHS Award of Garden Merit Perfect twined around a trellis or arbour Fast growing and easy maintenance Can be both a Group 2 or a Group 3 ClematisDepending on how you decide to prune this variety, it can either be a Group 2 or a Group 3 Clematis. Group 2 Celmatis' flower once in early Summer, have a first flush of flowers which will die away, and then will flower a second time