Generated on March 13, 2026 at 4:30 PM
Transform your garden with Allium 'Millennium'—stunning rose-pink blooms from June to August, perfect for full sun and well-drained soil.
Features striking rose-pink flowers. Blooms from June to August. Ideal for full sun locations. Adds charm to beds and borders. Perfect for pollinator-friendly gardens.
<p>Experience the exquisite beauty of Allium 'Millennium', where thick, narrow mid-green leaves give rise to stunning pompoms of rose-pink, star-shaped flowers. These vibrant blooms, reaching up to 40cm tall, transform your garden into a summer paradise from June through August, creating an enchanting display that captivates both you and visiting pollinators.</p><p>Perfect for full sun locations, this clump-forming bulb thrives in reasonably fertile, well-drained soil. Its versatility makes it ideal for a variety of garden settings—be it as a striking addition to beds and borders or as a charming element in cottage and informal gardens. The Allium 'Millennium' not only enhances the visual appeal but also supports pollinator activity, making it a delightful choice for eco-conscious gardeners.</p><p>Caring for this perennial is as simple as it is rewarding. With no pruning required beyond removing old stems and foliage, and easy propagation by division or offsets, you'll find it a low-fuss yet high-reward addition to your garden. Embrace the transformation and let Allium 'Millennium' bring a touch of elegance and life to your outdoor space.</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": {
"scientific_name": "RHS",
"common_names": "RHS",
"family": "RHS",
"height_cm": "RHS",
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"hardiness_zone": "RHS",
"sun_exposure": "RHS",
"soil_type": "RHS",
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"aspect": "RHS",
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"fragrant": "RHS",
"pollinator_friendly": "RHS",
"low_maintenance": "RHS",
"drought_tolerant": "RHS",
"seasonal_colours": "RHS",
"flowering_months": "RHS",
"flower_colour": "RHS",
"cultivation": "RHS",
"pruning": "RHS",
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"pests": "RHS",
"diseases": "RHS",
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}
}