Hybrid from sensecens. This is a perennial (not a bulb) variety. Foliage does not die back. Millenium is a fantastic mid late - summer flowering allium, bearing large , rounded heads of pink -purple flowering from June to September . Bees and butterflies love it. the leaves are shine deep -green grassy foliage is very ornamental. It likes full sun free draining soil. Height 35cm spread 60cm. Pot Size 2lt.