(36-48" tall) Ambassador Allium (also known as Ornamental Onion) has huge, 6-8â globe-shaped blooms, made up of hundreds of star-shaped violet flowers. Globemaster flower stalks can reach three to four feet tall and be topped with flowers that form a ball thatâs eight to ten inches in diameter. 'Globemaster' is a sterile hybrid that does not produce seed, so self-seeding is obviously not a concern. Select picture above and then choose next. ALLIUM 'AMBASSADOR' (Ornamental Onion) - Beautiful new giant allium variety with dark rich purple blooms. We offer top quality flower bulbs bulbs from our family farm at wholesale pricing for fall planting. Bulbs of established plants may be dug, divided and replanted in late summer to early fall after foliage has died down. van Berkel - Allium Ambassador. Blooms after Allium 'Globemaster' is finished and before Allium 'Giganteum' gets started. Mount Everest is another imposing, tall allium. Itâs not quite the size of Globemaster and it blooms in a creamy white. The overall shape may be round, oval or cascading, and the flower color may be white, yellow, pink, purple or blue. Pollinators will love Ambassador Allium just as much as you do. Newsletter. Alliums come in oval, spherical, or globular flower shapes, blooming in magnificent colours. No products were found matching your selection. H x S: 1m x 50cm. It is the best tall globe-shaped Allium ever. Products / Allium / Liliaceae Sold Out Additional pictures available to view. Mike Kincaid 3,534,076 views One of the tallest and longest blooming of the statuesque, garden-architecture Allium, intensely purple Ambassador has tightly compacted, 7"-wide globes comprised of starry florets that likely count in the hundreds. Allium - Ambassador - Ornamental Onion Item Number: 03-0135. Heights also vary, with some flower stalks as short as 5 inches and others as tall as 4 feet. Allium. In Focus: Allium Globemaster Our love affair with Allium Globemaster continues unabated~there is nothing about it that we don't adore. An allium flower head is a cluster of individual florets. Globemaster is one of the super-sized allium flowers. To enjoy a succession of giant Alliums, plant Globemaster Allium Globemaster, Ambassador Allium, and Gladiator Allium. Allium âGlobemasterâ bears rounded, deep violet flower heads, 15-20cm in diameter, from late spring to early summer. Rabbit-, rodent- and deer-resistant, bee-loved Ambassador can bloom for five weeks, followed by weeks of its attractive dried form.