See all Burpee plant shipping restrictions for your state. AddThis. 4 bulbs x Allium caeruleum - Bright blue globes of starry flowers are carried on stiff upright stems. Planting can be done in spring as well as in autumn. £5.99: Quantity: Unavailable. 5 x Giant Allium Purple Sensation Bulbs - Quality Bulbs 3.9 out of 5 stars 24 GARTHWAITE NURSERIES® : - UK Stockist. Allium bulb size:4/-. For the best experience on our site, be sure to turn on Javascript in your browser. Naturalise easily in a sunny spot in the garden. It is a good idea to add fertilizer, such as bonemeal, when you prepare the soil. Allium giganteum is planted in fall more or less 4 to 5 inches (10 to 12 cm) deep in light soil. After new growth appears, a light fertilizer may be applied. Alliums may also be planted in containers. Bulb size: 4 cm/up. Allium bulbs are perennial bulb plants, which means you can enjoy the decorative plants for many years to come. 24". Fill with soil to the top of the root ball. Begonia; Dahlia; Gladioli; Lily; Summer Miscellaneous; Vegetables; Bulb Doctor; Growing Tips This Siberian native has 1-1/2" densely flowered, flax-blue umbels. Even as dried flowers, the flowers are strikingly aesthetic. The only blue allium, with sparkler flowers in June and July, which last brilliantly in the garden and vase and come back in slightly bigger swathes each year. £4.95 to £16.95. Zone The only blue allium, Caeruleum will last in flower from June to July and will come back in bigger swathes each year. The time of the year when this product normally blooms. Award-winner Allium caeruleum is a stunning ornamental onion with its inflorescence consisting of dozens of small star-shaped bright blue flowers forming a 1-inch wide (3 cm) globe-shaped cluster atop stiff stems and narrow green leaves. The typical height of this product at maturity. The distance between small bulbs is 5 - 8 cm and 10 - 15 cm between larger ones. Allium bulbs are guaranteed to add form and drama to your garden. Easy to grow. Out of stock. Mulches also help retain soil moisture and maintain even soil temperatures. The leaves clasp the lower stem but often disappear by blooming time. The genus Allium (the Latin means "garlic") includes many garden plants that grow from bulbs or bulb-like rhizomes. Get our latest news and special sales. add to wishlist. Catalog. (Allium caeruleum) Plant in borders or containers in sun or partial shade. Use low rates of a slow release fertilizer, higher rates may encourage root rots. Use: border, cut, natural. The Allium should be planted at a depth of 3 times the height of the bulb. Rate of growth: average. The width of the plant at maturity. 5 out of 5 stars (681) 681 reviews $ 3.00. 85 bulbs per square yard. Call 1-800-883-6998. Naturalise easily in a sunny spot in the garden. Genus Allium are bulbous herbaceous perennials with a strong onion or garlic scent, linear, strap-shaped or cylindrical basal leaves and star-shaped or bell-shaped flowers in an umbel on a leafless stem Details A. caeruleum is a bulbous … These lovely allium bulbs are also know as ornamental onions, excellent for … This can be gift wrapped in our exclusive hessian sack, with ribbon and a Sarah Raven gift card. In heavy soils, or in areas with a high water table, plant slightly more shallowly. They are perfect for front borders, pots and containers and look their best when planted groups of 10 bulbs or more. Free postage. Allium giganteum are some of the largest allium bulbs; plant them 6-8″ deep. Alliums thrive in light sandy, well drained soil in full sun. Keep granular fertilizers away from the plant crown and foliage to avoid burn injury. Its rare blue color will help attract bees and other pollinators to your garden. £17.97 £11.98: 20 bulbs. Plant all bulbs of a kind, when grouped together, at the same depth so they will bloom at the same time and attain the same height. Choose a location in full sun with a rich, well-drained soil. Buy Any 3 Perennial Plants or Bulbs & Save 20%. Honestly, you can never have too much true sky blue in the garden, and this allium is an easy way to add this rare flower color in late spring. Height Honeybell Allium Bulbs Flowers Flowers Attract Hummingbirds Nature's Hummingbird Feeder Tall Deer Proof FALL BULBS Shipping begins 9/22/2020 ... Allium caeruleum azureum 'Blue Allium' 25 Seeds RobinSeeds. Allium caeruleum blue allium bulbs ( syn. Limited time only. Allium Horticultural Tips Unpot the plant and gently loosen the root ball with your hands to encourage good root growth. See all Burpee plant shipping restrictions for your state. Moly Allium , Drumstick Allium , and Azure Allium bulbs … For the best experience on our site, be sure to turn on Javascript in your browser. Until plants become established, some protection from extreme winds and direct, hot sunlight may be necessary. Plant with bright yellow flowers like Golden Spur Columbine. Allium azureum ) 40 + 20 FREE bulbs: £17.97 £11.98: 40 + 20 FREE bulbs. Always keep mulches off a plant’s stems to prevent possible rot. Allium flowers form dense balls of color at the top of strong stems, and they make excellent displays in the garden or in bouquets. The Giant Alliums such as Gladiator and His Excellency tower above the spring border, creating an effect of depth and perspective. It is native to dry slopes, steppes and plains ranging from the Caspian Sea to southwestern Siberia, central Asia and northwestern China. Print. Alliums are long lived plants so be sure to choose a location where they may grow undisturbed for many years. Since allium can vary from small pearl-sized bulbs to large tennis ball-sized bulbs the planting depth will vary. Syn. ... 10 x Allium 'Caeruleum' Azureum Blue spring flowering bulbs Perennial Plant . Height: 60cm (24”). JavaScript seems to be disabled in your browser. © 2020 W. Atlee Burpee & Co. All Rights Reserved. Special offers, discounts, and new products. £3.69. Your browser is currently set to block cookies. ... Allium - caeruleum - Ornamental Onion Item Number: 03-0102. email me when in stock. Plants divide to form impressive clumps. Allium - Caeruleum (azureum), Skip to the beginning of the images gallery. Soil must be light and drain well, and even poor soil is fine. For planting clumps of bulbs in beds and borders, dig a hole large enough to hold all the bulbs in one group or drift. Plant the bulbs two to three times as deep as the bulb is high. Place the top of the root ball even with the level of the surrounding soil. June. Bloom Season HZ: 4-7. Art & Soul of spring and Summer star-shaped flowers on stems 50-60 cm tall we 're sorry this plant is... 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