Home furnishings: Get a collection of 20 allium bulbs. Supplied as: 5-15cm bulbs in trays. Colourful autumn display: Enjoy wonderful globe-shaped architectural seedheads in an array of vibrant colours - perfect for autumn! Guaranteed blooms: Guaranteed to flower in the first year of planting! Four Varieties: hollandicum, sphaerocephalon, caeruleum and purple sensation. Allium Collection | Purple | Living Social