Delphinium Summer Colors SeedsBrighten Your Garden with Delphinium Summer Colors Seeds Add a splash of vibrant hues to your garden with the Delphinium Summer Colors Seeds. Pronounced del fi nee uhm, this variety is known for its profusely branching, genetically compact dwarf larkspur, which produces an abundance of flowers in a range of attractive colours. The Summer series is not only early to flower but also boasts excellent heat tolerance, making it an ideal choice for both