Physocarpus 'Diabolo'A stylish, medium sized deciduous shrub with arching branches This plant provides colour all year round! Rich purple foliage grows on graceful arching branches, with pink flushed white flowers in early summer. These are followed by glossy red seedheads in autumn Show off this plant in a front garden border we recommend pairing it with lime green plants for maximum contrast When mature, the plant develops attractive peeling bark Grows to 2m tall and 2.