The possibilities are almost endless, from shells, fabric, wax, clay, plastic, paper, seeds and pods, etc. Most of the time, we just let the birds have at them. Iris Bloudowii Seeds Starting at: USD2.20 Iris bloudowii has very pretty, dark yellow blossoms with violet veins, 5 cm in diameter, from early Spring to late Autumn. https://www.plant-world-seeds.com/store/flower_seed_categories/IRIS_SEEDS Be creative! Many of the perennials in the RainyDayGarden also generate a lot of seeds. Preparing and planting indoors greatly speeds up the process. The pods will take a few months on the plant to fully ripen and dry. For this project, I have selected an iris seed pod … First, you need to find an object you wish to electroform. For best results, plant iris seeds in fall, winter and the early months of spring, according to the Tucson Area Iris … We had hundreds of iris … An iris seed pod is first a green bulgy thing where once was a flower. Although it's possible to start iris seeds directly in the garden bed, it can take 18 years after planting for them to germinate. You may get one, or no, or many, pods per clump of iris. Every once in a while, though, we collect some just to hone our seed-propagating skills. This is what we did this year with the iris pods.