25 GIANT ALLIUM GLOBEMASTER Allium Giganteum Flower Seeds by Seedville NAME: Giant Allium Globemaster SCIENTIFIC NAME: Allium Giganteum COLOR: Purple 6 - 8 inch round flower heads BLOOM TIME: Late Spring - Mid Summer HARDINESS ZONE: 4 - 9 PLANT HEIGHT: 36 - 48" SOIL/WATER: Average PLANT SPACING: 12 - 15" LIGHT REQUIREMENTS: Sun This variety of Allium makes an excellent dried flower. They are also a favorite of bees.