Ornamental Onion (Allium carolinianum) – 15 flower bulbs

Ornamental onion (Allium carolinianum) blooms from May through July. With 15 bulbs in this package, you can fill a group of approximately 60 × 60 cm. Ornamental onions bear round flower heads on tall stems and are a popular source of nectar for bees and butterflies. Suitable for borders among perennials, gravel gardens, and large pots; the spent bulbs remain decorative.

Characteristics

• Indoor or outdoor: Outdoor plant – for garden, balcony and terrace
• Botanical name: Allium carolinianum
• Quantity: 15 bulbs
• Blooming period: May–July
• Planting time: September through November
• Planting depth: 10–15 cm
• Plant spacing: approx. 15 cm (enough for a group of approximately 60 × 60 cm)
• Location: sun
• Winter hardiness: hardy
• Pets: toxic to cats and dogs

Planting and care

Plant the bulbs 10–15 cm deep with the tip facing up, in well-drained soil. Leave the spent flower heads in place: they dry decoratively and add structure to the border until autumn. Read more about the right location in our guide on locations.