Commonly known as batchelor39s buttons centaurea dealbata is a clump forming perennial cornflower with ornately cut foliage that produces a profusion of lavender45pink flowers from midsummer onwards plant in groups alongside each other and it will create a beautiful carpet of weed surpressing ground cover this garden plant is ideal for cottage gardens wildlife gardens and for any garden with a blue purple and pink palette height 90cm 40363441 spread 60cm 402434