Seeds in Blumen Envelope of Delphinium Perenne in Mixture. Annual plant with double flowers. Suitable for tall flowerbeds, borders, isolated colored spots and as a cut flower. Sowing Period: March - May / September Flowering period: June - September Sowing depth: 0.5 cm Transplant: the seedling must be transplanted when it reaches 10 cm in height. Transplant one plant to the other at a distance of 40 cm. Flower height: 150 cm Blumen seeds are packaged with a 3 PAC barrier effect protection system (polythene-aluminum-paper) to preserve the high vitality and quality unaltered.