Also known as ornamental onions, these allium varieties offer eye-catching spring and summer flowers.
Plant the bulbs in the fall, six to eight inches deep and about eight inches apart.
This long-lasting varietyattracts pollinatorsand isdeer- and rodent-resistant.
Credit: Bryan E. McCay
Plant your bulbs in the fall, and they’ll come back year after year.
This delicate-lookingrock-gardenfavorite is actually quite tough, tolerating hot, dry conditions well.
This variety is an eye-catching accent in the garden, as well as along-lasting cut flower.
Credit: Mark Kane
It works well when planted in groups in rock gardens, border fronts, containers, andwindow boxes.
Its pink flower heads are three to six inches across, held above three- to four-inch wide gray-green leaves.
‘Ivory Queen’ is a white-flowered variety.
Credit: Greg Ryan
It makes an especially stunning display when planted in masses.
The blooms work well infresh or dried flower arrangements.
The light purple flower heads can reach up to 12 inches in diameter.
Credit: Bill Stites
Plant new bulbs in the fall, three to six inches deep and 10 to 12 inches apart.
Star of Persia is especially nice as a fresh cut ordried flower.
Millenium Allium
An especially long-blooming variety, ‘Millenium’ fills the late-summer garden with light-purple color.
Credit: Peter Krumhardt
The two-inch-wide heads float above a mound of glossy green foliage.
It’s a reliable accent plant for mixed borders andcottage gardens.
Be sure todeadhead the flowersbefore they set seeds to prevent the sprouting of unwanted seedlings throughout the garden.
Credit: Mark Kane
Its unusual appearance addsunique textureto beds and borders, and no doubt will be a conversation starter.
For the best visual impact, plant at least 10 to 15 bulbs in a group.
‘Mount Everest’ mixes beautifully with other late-spring blooming flowers,such asdelphiniums,peonies, oririses.
Credit: Janet Mesic Mackie
The seed heads dry well and can be used indried flower arrangements.
Zones:5-10
Allium senescens subsp.
It has blue-green leaves that grow in a spiral and clusters of purple-pink flowers in late summer.
Credit: Peter Krumhardt
It is sometimes confused with the similar showy allium.
Bloom Season:Early summer
Zones:4-9
Showy allium
Allium rosenbachianumoffers 4-inch-wide globes of purple flowers in summer.
Credit: Mark Kane
Credit: Mark Kane
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