Why Many Experts Feel Planting Is Best Mother Natures Seeds Rich Earth Institute : Pharmaceuticals To answer this question, we need to understand the structure of a flower and the process of fertilization. The key components involved in seed development are the ovary, ovule, and receptacle. 1. ** Amazon.com : Outsidepride Pompon Dahlia Seeds for Planting 500 Pcs Annual, Easy to Grow, Season Long Flower Seeds with Colorful Blooms for Containers, Pots, Borders, & Gardens, Suitable as Cut Flower : Made a succulent planter box from a log I picked up from roadside : r gardening