Allium

Allium giganteum

• 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.