Papaver somniferum Sissinghurst White Opium Poppy pure white seeds Papaver somniferum Sissinghurst White, a poppy with wonderful pure white flowers. Can also be sowed directly into the ground. ?Use Jiffy peat swell pots for sowing, let them swell in water and put them in a plastic pot. Alternatively, a commercially available sowing substrate can also be used. Spread a few seeds on the peat well and cover thinly with the sowing substrate (about 2 mm). Then place the plastic pot in a zip-lock bag - for a pot size of 6 cm, a zip-lock bag size 120 x 170 mm is recommended. Pour enough tap water with a few drops of universal fertilizer into the zip-lock bag so that a few mm of water remain after the substrate has been drawn up. Location: on the window sill or in a mini greenhouse in partial shade, during the day the temperatures should be around 24 - 28 C, at night a little lower at 20 - 24 C. Price is for 30 seeds