'Allium Mount Everest' The size of softballs on tall, straight stems. This allium has a dramatic presence in the garden and blooms between late spring bulbs and early summer perennials. Long-lived and carefree. Also makes a great cut flower. After flowering dead-head and apply a balanced liquid fertiliser each week for the first month. Once the foliage has died down naturally lift the bulbs and store in a cool greenhouse. Premium quality spring bulbs. Supplied as 6, 12 or 18 bulbs in each pack! Available for immediate delivery now!