This beautiful clematis was created by pioneering clematis breeders the jackman family in 1913 the year before the horrors of ww1 beganclematis 39mrs spencer castle39 has large frilly flowers which bloom twice a year in early summer semi double pink45mauve flowers appear which are followed later in the year by much simpler single blooms this edwardian variety looks lovely growing up garden arches trellis on walls and fences pergolas and in obelisk planters that are made for