Plants and flowers: Get a Buddleia bicolour butterfly bush. Height and spread: Ultimate height of 2-4m and spread of 1-2m. Attributes: Hardy, deciduous shrub with dual coloured hybrid flowers of orangey/pink to deep purple from bottom to top. Great for: Summer borders and shrubbers, as well as attracting pollinators such as bees. Water and maintenance: These bushes are known to be a generally low maintenance shrub. Plant in well-drained soil and keep in full sun. Supplied as: A 30-40cm plant that includes a 17cm pot. Buddleia Bicolour Butterfly Bush | Purple | Living Social