Small ornamental onions (Allium)

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Posted by admin | Posted in Flowers and plants database | Posted on 04-02-2010

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Shorter alliums are summer flowering, bulbous perennials for the front of a border or rock garden.

allium_oreophilum

They form clumps as they establish; some such as Allium moly, will self seed. Speaking of, Allium moly, also known as Golden Garlic and Lily Leek is is a golden wonder, used as a medicinal and ornamental plant. Besides its amazing yellow blooms, Allium moly has grey-green foliage also quite attractive which remains for a fairly long period. The flowers are borne in clustered heads which may be large or small; those of Allium karataviense can be 8 cm (3 in) across despite its small stature. Flowers colours range from bright gold to purple, blue and pale pink. The seedheads are attractive too, lasting well into winter. The strap-shaped leaves are often withered by flowering time. Those of ornamental chives, such as Allium schoenopraesum “Pink Perfection” and the very similar “Black Isle Blush”, are edible.

golden_garlic_allium

How to grow small ornamental onions

Small ornamental onions grow best in well-drained, humus-rich soil, in full sun. Plant bulbs 5-10 cm (2-4 in) deep in autumn; divide and replant old or crowded clumps in autumn or spring. Provide thick, dry winter mulch for Allium karataviense where winters are cold.

Allium_karataviense

Just like tall ornamental onions, small ornamental onions are attractive if mix with other perennials flowering plants or in stepped gardens.

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