Generated on December 16, 2025 at 12:02 AM
Allium 'Millennium' blooms with stunning pink pompoms from June to August, perfect for sunny spots and attracting pollinators in your garden.
Clump-forming perennial with rose-pink flowers. Blooms June to August. Perfect for sunny spots. Enhances beds and borders. Attracts pollinators beautifully.
<p>Experience the exquisite beauty of Allium 'Millennium', where striking rose-pink pompoms dance atop upright stems, creating a captivating display from June through August. This clump-forming perennial reaches a graceful height of 40 cm, its thick, narrow mid-green leaves providing a lush backdrop to the star-shaped blossoms.</p><p>Ideal for sunny spots, Allium 'Millennium' thrives in well-drained soil—be it chalk, clay, or sand—with a preference for full sun. Its adaptable nature makes it a stunning addition to beds and borders, while also serving beautifully in cottage or informal garden settings. The vibrant blooms are not only a visual delight but also a magnet for pollinators, enriching your garden's ecosystem.</p><p>Caring for this charming plant is a breeze. Simply remove old flowered stems and foliage as needed, and consider propagating by division or offsets once flowering has concluded. As you nurture Allium 'Millennium', you'll find joy in its transformation, watching it mature over 2 to 5 years into a beloved fixture in your garden.</p>
{
"scientific_name": "Allium 'Millennium'",
"common_names": [
"allium 'Millennium'"
],
"family": "Amaryllidaceae",
"height_cm": "10-50",
"spread_cm": "10-50",
"height_cm_extracted": "40",
"spread_cm_extracted": "5",
"hardiness_zone": "H6",
"sun_exposure": "Full sun",
"soil_type": "Chalk, Clay, Sand",
"moisture": "Well-drained",
"soil_ph": "Acid, Alkaline, Neutral",
"foliage_type": "Deciduous",
"aspect": "South-facing, West-facing",
"seasonal_interest": "Spring, Summer, Autumn",
"habit": "Clump-forming",
"plant_type": "Bulb",
"time_to_maturity": "2-5 years",
"suggested_uses": [
"Beds and borders",
"Cottage\/Informal",
"Flower arranging",
"Ground cover",
"Underplanting"
],
"garden_uses": [
"Ground cover",
"City and courtyard gardens"
],
"fragrant": "Yes",
"pollinator_friendly": "Yes",
"low_maintenance": "No",
"drought_tolerant": "No",
"seasonal_colours": {
"Spring": {
"months": [
"Mar",
"Apr",
"May"
],
"Foliage": [
"Green"
]
},
"Summer": {
"months": [
"Jun",
"Jul",
"Aug"
],
"Foliage": [
"Green"
],
"Flower": [
"Pink"
]
},
"Autumn": {
"months": [
"Sep",
"Oct",
"Nov"
],
"Foliage": [
"Green"
]
},
"Winter": {
"months": [
"Dec",
"Jan",
"Feb"
]
}
},
"flowering_months": [
"Jun",
"Jul",
"Aug"
],
"flower_colour": [
"Pink"
],
"cultivation": "Grow in reasonably fertile, well-drained soil with full sun. The leaves generally die down before the flowers open. See allium cultivation advice",
"pruning": "No pruning required, other than to remove old flowered stems and foliage",
"propagation": "Propagate by division or propagate by offsets which can be carefully detached by lifting the bulb after flowering has finished. See bulb propagation",
"pests": "May be susceptible to allium leaf miner and onion fly",
"diseases": "May be susceptible to onion white rot, and onion downy mildew",
"description": "Clump-forming bulbous perennial to 40cm tall, with thick, narrow mid-green leaves, and pompoms of rose-pink, star-shaped flowers to 5cm across on upright stems, in mid-to late summer",
"rhs_url": "https:\/\/www.rhs.org.uk\/plants\/315303\/allium-millennium\/details",
"rhs_image_url": "https:\/\/apps.rhs.org.uk\/plantselectorimages\/detail\/Web_Use-_KOT0910_13177.jpg",
"rhs_image_copyright": "RHS \/ Joanna Kossak",
"_field_sources": {
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}