British flower advocate, Sarah Raven, spotted a secret method to extending the vase life of delphiniums as practiced by competitive delphinium growers and shared it with Telegraph readers: "All the hollow stems are filled with water. . ‘Crystal Mix’ is a mixture of colors including pink, lavender, light and dark blue and white. Noteworthy Characteristics. Inflorescences 25-100(-more)-flowered; pedicel 1-3(-5) cm, glabrous to â¦ Bloom Color: Creamy white with golden brown bees (centers), Bloom Form: Racemes tightly packed with semi-double blooms. Delphinium elatum subsp. Delphiniums are hardy, herbaceous perennials, famous for their tall, bold spikes in rich blues, yellow, purple, pink and white. ‘Cherry Blossom’ has rose petals with white bees. Or grow in a container that is situated in a protected area. Floral pattern composition. Available in solid colors or assorted; Used alone is a show by itself; Double flower; Longer shelf life Expect a light blooming in late summer to early fall. Early summer and then if the temperatures are warm enough another flowering in late autumn. But, deer in my area don’t seem to be bothered by the poison and occasionally devour every bloom. Pl. Division will produce new plants with an even shorter lifespan. ã Return to Blog Home Cut Flower Care and Handling: Delphinium Posted on May 18, 2016 May 18, 2016 Author FLadmin2 Categories At the Farm, Cut Flower Care, Processing Flowers Tags Cut Flower Care and Handling, Cut Flower Hydration, delphinium, Ethylene, harvesting flowers, larkspur, postharvest care, storage temperature, vase lifeâ¦ Bloom Color: Clear blue with white bee (center). Allow plenty of space between plants to allow good air circulation, this will help prevent mildew and fungal diseases. Expect a light blooming in late summer to early fall. Delphinium elatum is a species of flowering plant in the buttercup family Ranunculaceae, known by the common name alpine delphinium or candle larkspur.There are several popular cultivars covering a range of colours from blue and purple to pink, cream, and white, which are grown as ornamental plants. May be susceptible to powdery mildew, black spot, crown rot, aphids, leaf miners and mites. The huge 5” blooms are tightly packed on the flower stem, each bloom packed with up to 30 petals. The foliage mound grows tight to the ground, sometimes encouraging slugs. Delphinium is a member of the buttercup family with petals resembling bottle-nose dolphins. ‘Blue Bird’s’ bee (contrasting center) is white with vibrant medium clear blue petals. Subspecies recognized by GBIF classification. ‘Olive Poppleton’ is a parent of many English cultivars, but may be difficult to find. ‘Blue Bird’’ is a Pacific Giant Hybrid, which are amazing Delphiniums that put on a exceptional display of 3” double blooms on 4 foot stalks.. The huge 5” blooms are tightly packed on the flower stem, each bloom packed with up to 30 petals. The Belladonna delphinium (Delphinium x belladonna) is a cross between D. elatum and D. graniflorum. Delphinium elatum ‘Royal Aspirations’ New Millennium Hybrid, Bloom Color: Royal blue, usually with white bees (centers). Leaf blade round to pentagonal, 3-15 × 6-22 cm, ± puberulent; ultimate lobes 3-9, width 8-30 mm. ‘Blue Lace’ has rich sky blue petals with hints of lavender toward the centers. pH 6.0 – 6.5. If the foliage is afflicted by mildew in summer, cut the foliage back by a few to several inches to encourage fresh growth. ‘Blushing Brides’’ is a pretty reliable rebloomer if you cut back the flower stalks after the first blooming. It is well worth the effort to find the right Delphinium that will thrive and stand strong in your garden. Also excellent for dried flowers. Currently three colors are available ; Dark blue, Light blue and a fabulous lavender color, Triton Lavender has the biggest flower size of our entire Delphinium â¦ Typical of Delphiniums, ‘Magic Fountains’ does not live long. Nico Wigcherts Delphinium nursery in Noordijkerhout was the cradle of many home bred varieties.