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