The Living Catalogue › Allium 'Sphaerocephalon' Allium 'Sphaerocephalon' £1.00 Crowded heads of purple-crimson drumsticks, fine for cutting. Height 60cm. Flowering June.6cm+ bulbs supplied. Quantity: Add To Cart Added! Crowded heads of purple-crimson drumsticks, fine for cutting. Height 60cm. Flowering June.6cm+ bulbs supplied.