Preorder for Spring

Available Now!

Allium 'Cobalt Millenium'

$1899
Shipping calculated at checkout.

This item is available for preorder only.

Pickup available at 265 Lakeside Dr NE

Usually ready in 2-4 days

  • Pot Size: 5.25 Inch Square Pot
  • Common Name: Ornamental Onion
  • Exposure: Full Sun
  • Hardiness Zone: 4-8
  • Bloom Color: Purple
  • Bloom Time: Summer
  • Garden Height: 12-15 Inches
  • Garden Spread: 12-15 Inches Tall

Allium 'Cobalt Millenium' is a wonderful small ornamental onion that attracts both butterflies and bees. The lavender, sphere-shaped flowers grace the shiny, dark green, foliage in midsummer. It is an easy to grow variety that works well in beds, borders, and containers.

Uses: Containers, Rock Gardens, Containers, Beds, Borders
Nature Attraction: Butterflies
Notable Features: Drought Tolerant, Cut Flowers (Fresh or Dried)
Growth Habit: Upright

Homeowner Growing Tips

Plant in well-drained soil.

Delivery and Shipping

Orders will be scheduled to ship based on the last frost date in your area. See the map below for more information.

We guarantee our plants to arrive in acceptable condition. If there are any issues upon delivery, please email support@romencegardens.com within 48 hours and we will resolve the issue.

Available For Preorder Only

Plants will begin shipping March 31, 2025. See the map below for more accurate shipping times.

When Will My Order Ship?

Your order will be scheduled for shipment based on the last frost date in your area as indicated by this map and on the maturity of the plants themselves. If you would prefer a different ship date, please include that in the notes of your order.

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