Ornamental Onion Caeruleum – Pack of 20 Bulbs

Add a stunning splash of blue to your garden with the Allium Caeruleum! This eye-catching ornamental onion produces beautiful sky-blue flower heads that bloom from May to June, reaching up to 60cm in height. A true showstopper that also attracts bees and butterflies — and makes an excellent cut flower for bouquets.

Key Features

• 💙 Flower colour: vivid sky blue
• 📏 Height: up to 60 cm
• 🌸 Flowering period: May – June
• 🌸 Flower diameter: 4–5 cm
• 🐝 Attracts bees and butterflies
• 💐 Excellent cut flower — long-lasting blooms
• ☀️ Position: sunny to partial shade
• ❄️ Hardy perennial — comes back year after year
• 🧅 Bulb size: 4/5
• 📦 Pack contents: 20 bulbs

Planting Tips

Plant bulbs in autumn (September–November) at a depth of 8–10 cm in well-drained soil. Caeruleum thrives in sunny or lightly shaded spots and requires minimal maintenance once established. Ideal for borders, flower beds, and naturalistic garden designs.

⚠️ Note: Bulb delivery takes place in autumn, from September onwards.