• Eventual Height: 1.8m
  • Eventual Spread: 0.15m
ornamental onion ornamental onion

Allium giganteum

ornamental onion

size: 2 litre pot   available to order from autumn 2012    

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  • Position: full sun
  • Soil: fertile, well-drained soil
  • Rate of growth: average
  • Flowering period: June to July
  • Hardiness: fully hardy

    Dense globes of small, star-shaped, lilac-pink summer flowers on towering stems appear in summer above pale green leaves. This gorgeous ornamental onion - the tallest currently available - is perfect for providing vertical interest in a sunny border. Try it dotted in small groups among ornamental grasses, or as part of a Mediterranean scheme

  • Garden care: Split and divide large clumps in autumn or spring.

  • Eventual Height: 1.8m
  • Eventual Spread: 0.15m
Allium giganteum - ornamental onion Large, showy lilac-pink globes