Clump-forming plants that are ideal for a partially shaded spot, flowering from spring to autumn! Blue Line - A much improved member to the corydalis family, which not only holds its sweet honey-fragranced, electric-blue flowers from spring until early autumn, but will also hold its interesting foliage up until the first frost. Flowers June-September. Height 40-50cm (16-20"); spread 70-80cm (28-32"). HP - Hardy perennial. Supplied in a 9cm pot.