Plant Encyclopedia

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1 plants

Large purple globe-shaped flowers of giant allium in a sunny border

Bulbs & tubers

Allium giganteum

Giant Allium

Giant allium is a striking bulb plant with large, globe-shaped purple flower heads on sturdy stems. The blooms appear in May and June and attract plenty of bees and butterflies. The dried seed heads remain decorative in the border well into autumn.

Full sunLow80–150 cm