Imperial Star Artichoke Seeds in Blumen Bag. The plant is large and very productive. Once the main fruit is cut, it shoots back numerous other flower heads. Sowing Period: March - May Harvesting period: February - April Soil temperature: 20 - 30 ° C Sowing Distance: 5 cm Sowing depth: 1 -2 cm Transplant: the seedling must be transplanted when it reaches 15 - 20 cm in height. Transplant one plant to another at a distance of 100 cm. Blumen seeds are packaged with a 3 PAC barrier effect protection system (polythene-aluminum-paper) to preserve the high vitality and quality unaltered.