The Allium ‘Millenium’ plant is a stunning perennial ornamental onion that was named Perennial Plant of the Year in 2018. It boasts rose-purple globe-shaped blooms on slender stems that rise above dark green leaves, making it perfect for creating neat garden edges. This plant is low-maintenance, heat, and drought-tolerant, and attracts pollinators like bees and butterflies.
The plant can be grown in USDA hardiness zones 4 through 9 and typically reaches a height of around 1 foot. It blooms in late summer and lasts for about a month, adding vibrant color to garden borders. ‘Millenium’ Allium bulbs should be planted in the fall in full sun, but can benefit from some afternoon shade in hotter regions. The plants will form larger clumps over time and should be divided every three or four years.
Maintenance for ‘Millenium’ Allium is minimal, with the only requirement being the removal of spent foliage. The plant is rabbit and deer resistant due to its onion-like aroma, making it a great choice for protecting other bulbs from pests. Planting this stunning purple flower along garden borders can also help deter voles from eating other bulbs. Those looking for a low-maintenance plant bursting with color will find ‘Millenium’ Allium to be a perfect addition to their garden.
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