Campanula glomerata 'Superba' AGM HP/BB
Large vivid blue bell-shaped flowers set against dark green ovate leaves, a useful addition to flower beds or borders. With its reliability, stability of colour and good resistance to pests and diseases it has earned the RHS Award of Garden Merit. They have a terrific long flowering life starting in May and lasting till October and their spreading foliage can be used as weed suppressing ground cover throughout the summer. For best results plant in moist but well-drained fertile soil in a sunny spot in the garden. Height 40-60cm.