across (5 cm), tightly packed with bright rosy purple flowers. Blooming in mid to late summer, the luminous flowers are borne on sturdy, upright stems just above the attractive foliage clump of onion-scented, grass-like, glossy deep green leaves, which remain attractive all season long. 2 Reviews. It may be propagated in fall by digging it up and dividing the rhizome with the bulblets attached. To prevent recurrent infections, clear and burn the affected plant material and avoid planting alliums in the same position for at least five years. https://gardenerspath.com/plants/perennial/alliums-transform-yard-weeks Allium … It may be propagated in fall by digging it up and dividing the rhizome with the bulblets attached. It will tolerate soil of any fertility and will grow in clay soil. Your garden is full of freebies: here we find lots of baby allium bulbs in the border and save some of them for next year. Allium ‘Millenium’ in the early morning light. Add your review. Allium 'Millennium' is a compact little clumping plant topped with rosy-purple balls of colour. I totally recommend for the front of the border. 2″ lavender orbs on sturdy 12-18″ stems provide color for weeks. Dividing & Transplanting: Allium do not need to be dug and divided. 2. 3. Hi Paula – Allium ‘Millenium’ is an herbaceous allium, which means it grows from a clump of roots (like most other perennials) rather than from bulbs (like Gladiator or Purple Sensation). 4. Moles can dig tunnels under the roots, creating air gaps that will dry out and damage the bulb. This plant is so clean, beautiful, and long-lasting. PLEASE NOTE: 'Millenium' Ornamental Onion Allium is restricted and cannot be shipped to the state(s) of GA, ID, NV and WA. Professional Growing Information . Allium … Alliums can out-grow their space. The Perennial Plant Association has rightly awarded Allium Millenium the 2018 Plant of the Year®! Its globe-shaped, rosy-purple flowers add a perky, colorful focus to your late summer garden. Pests & Disease: Insect pests are few and far between when it comes to the genus allium. Well-behaved in the garden and ignored by deer and rabbits, 'Millenium' earns a place in the front of the border where it will attract pollinators all season long. Compact clumps of flat, glossy leaves produce a profusion of sturdy stems supporting rosy violet, globe-shaped 2″ flowers in summer. A butterfly magnet, Allium 'Millenium' is a bulbous perennial with profuse, large, rounded umbels, 2 in. The normal bloom time is midsummer, so you won’t see any flowers until then. 1. An exceptional selection from noted Allium breeder Mark McDonough. This Allium hybrid from Mark McDonough is one of the key plants for solid bloom in July and August in our perennial and mixed beds. 5. Mature plants are covered in dozens of long lasting flowers. Allium 'Serendipity' is very easy to grow in full sun to part shade. 1. Mice, voles and gophers will eat allium if there aren’t tulips and crocus to keep them busy. Allium 'Millenium' is very easy to grow in full sun to part shade. This selection has not been known to reseed and is not invasive. What’s not to love? This selection has not been known to reseed and is not invasive. 1. Allium Millenium - Common name:Ornamental Onion - Combining interesting flower shapes creates a garden design with texture and depth. Allium white rot is a fungal disease, which inhibits the growth of onions and other alliums. Perky is the only way to describe it! It will tolerate soil of any fertility and will grow in clay soil. With profuse, large, rounded umbels, 2 in to the genus allium keep them busy and.. Is very easy to grow in clay soil flower shapes creates a garden design with texture and depth on. Rounded umbels, 2 in eat allium if there aren ’ t see any flowers until.!: allium do not need dividing allium millenium be dug and divided recommend for the of... 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