Allium Giganteum Bulb

Allium Giganteum Bulb – Impressive Height and Striking Violet Blooms

Create dramatic impact in your garden with Allium Giganteum, the tallest ornamental onion available. Known for its bold structure and architectural beauty, this striking perennial produces large, globe-shaped umbels packed with violet star-shaped flowers, blooming in late spring to early summer.

Reaching up to 150cm in height, Allium Giganteum is ideal for adding height and vertical interest to sunny borders. It stands out among perennials and grasses, making it a popular choice for contemporary planting schemes and pollinator-friendly spaces.

Easy to grow and low maintenance, this hardy bulb thrives in well-drained soil and full sun. Its dried seed heads also make an attractive addition to cut flower displays.

Key Features:
• Pack Size: 1 bulb
• Flowering Time: May – June
• Plant Height: Up to 150cm
• Position: Full sun
• Soil: Free-draining
• Excellent for cutting and dried arrangements
• Loved by bees and butterflies
• Long-lasting and low maintenance