Veona Beauty Whether it can be start your stored seeds, then rudbeckias desire no pre-treatment however echinaceafs seed demands cold treatment method - stratification- to germinate. Place the seeds refrigerator to get a few weeks before commencing. Coneflower seeds require light to germinate, therefore when you start out themjust scatter them dirt and tap softly to guarantee soil speak to. Water well, and obtaining that they really do not dry during germination. They'll sprout in 10 to 20 times. Echinaceas will not often blossom apparatus entire year, nor will the continuing rudbeckias.