Its easy to grow and produces striking flower spikes. It is not just the view of the flowers you will appreciate as Buddleia Flower Power will also become a mecca for beautiful peacock and tortoise-shell butterflies hence the common name Butterfly Bush. Black Knight Butterfly Bush Black Knight Butterfly Bush Butterfly Bush Fragrant Flowers Share - Butterfly Bush Flower Power. Butterfly bush 'flower power' healthy mixed colour buddleia shrub . Its flowers come in many colors though butterflies seem to prefer the lavender-pink mauve of the species to the white and dark purple cultivars. Thanks to the magic of cultivar developers the flowers now come in a number of colors including pink yellow blue and multicolors. Buddleia Tricolour Butterfly Bush - Multi Coloured Hardy Healthy Garden Plants Colourful Potted Buddleja Shrubs 30-50cm Incl. Buddleia Flower Power is an interesting variety of the popular buddleia with an attractive colour palette making this an excellent