Ornamental onion

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purple and yellow flowers are growing in the grass

There are several species of Allium or onion that are grown exclusively for their flowersand are not planted in the vegetable garden but in beds or borders with other perennial flowers. Flower heads on ornamental onions appear in late spring to mid-summer. Learn more about these late spring beauties.

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the flowers are arranged in vases with labels on them for each type of flower

Your guide to Alliums https://www.google.com/url?sa=i&source=images&cd=&ved=2ahUKEwievae-9-3bAhUK-6wKHcEsBXcQjB16BAgBEAM&url=http%3A%2F%2Fwww.midwestliving.com%2Fgarden%2Fflowers%2Fyour-guide-to-alliums%2F&psig=AOvVaw0bpz9d-VwXIczUW_sjPQhI&ust=1529985717968941

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purple flowers are growing in the grass

Perhaps the tallest of the ornamental onions, Allium giganteum is a bold and striking addition to the garden with its star-shaped, tiny lilac-purple flowers forming a 5-6 in. wide (12-15 cm) globe-shaped cluster. Blooming in late spring to early summer, this Giant Allium enjoys long-lasting blooms and remains ornamental in the garden well into summer. This bulbous perennial makes a perfect background plant that you may want to combine with finer-textured plants such as ornamental grasses.

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purple flowers with the words giant allium above them

Looking for those absolutely huge round ornamental onion flowers that appear in springtime? Look no further than Allium giganteum – the Giant Allium! Giant Allium, or Allium giganteum, is the tallest species of cultivated ornamental onions. Popular varieties grow between 3′-5′ tall with spherical pu…

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purple flowers with text overlay that says, beautiful alliums deer resistant garden flowers

Allium plants are garden flowers that deter foraging deer and rodents. Ornamental onion plants are drought tolerant, a necessary asset in today's flower gardens.

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some very pretty blue flowers in the grass

Award-winner Allium caesium (Light Blue Garli) is a stunning bulbous perennial boasting globe-shaped clusters, 1 in. wide (2 cm), packed with dozens of small star-shaped sky-blue flowers. They attract pollinators such as bees and butterflies and sit atop stiff stems above the foliage of slender green leaves. Prized for its true blue color, Allium caesium provides interesting ornamental value in the garden from late spring to early summer.

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Growing Ornamental Onion Alliums

Whether you plan to plant a large, flowering allium in a container or a small planting bed, there are a few steps to take to get the most blooms out of your alliums. First, ensure your soil is well-drained, and that the depth of the holes is at least three times the bulb's width. Lastly,…

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an advertisement for the annual garden show with purple flowers and green grass in the background

Allium 'Medusa' - Ornamental Onion - The snaky, twisty gray-green leaves will remind you of the snake hair from the Medusa legend. The nodding buds look like snakes at the tips of the stems, before they straighten to form 2” rounded clusters of light amethyst purple flowers.

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