The Chinese delphinium is a summer-blooming species. Their long, colorful flower spikes are spectacular additions to the garden. Learn more About Us. Harvest spikes when about four-fifths of the florets on the spikes are open. Delphinium is available year-round. They are good cut flowers and will last about 6 to 8 days in a vase. Symbolism: Delphinium represents achievement. Sky Waltz and D. grandiflorum cv. Stakes should be installed early in the growing season to prevent damage to the plant's root system and provide early support. Delphinium Flower Colors Reds, oranges, blues, blue-purples, red-purples, whites, ivories, pinks. The Chinese delphinium (Delphinium grandiflorum) grows 2 to 3 feet tall and is a good choice as an accent in the middle or front of the perennial border. Dr Delphinium continues to “Go Green” with our vase-recycling program. Most last only 2 or 3 years in the garden. Ichimura et al. Highland Blue were treated with STS solution at 0.1-0.4 mM for different periods. The true larkspur is Consolida ambigua. //]]>, Nebraska Extension in Lancaster County 444 Cherrycreek Road, Suite A, Lincoln NE 68528 402-441-7180 | lancaster@unl.edu Office hours are 8 a.m. - 4:30 p.m., Monday through Friday with the exception of designated holidays. Log in. Delphiniums also make excellent dried flowers. * Each stem features multiple blooms running the length of the stem. Die mehrjährigen, mannshohen … Helping Nebraskans enhance their lives through research-based education. The flower spikes produced during the second flower display won't be as large or as full as the first bloom. Delphinium, ist eine Pflanzengattung der Familie der Hahnenfußgewächse (Ranunculaceae). Most delphinium hybrids bloom from early to mid-summer. 444 Cherrycreek Road, Suite A, Lincoln, NE 68528 | 402-441-7180 While the larkspur and delphinium are similar, they are actually different plant species. 'Blue Butterfly' is one of the shortest delphiniums maturing at 15 inches. Effects of 1-MCP and STS on the vase life of cut Delphinium flowers.