Kiwi Aeonium (Aeonium 'Kiwi') in Dallas, Texas (TX) at Walton's Garden Center The Best Grass Seed and Growing Tips for a Green Lawn Northeast Nursery Plant Spotlight: Sesame THISTLE BE THE DAY Many common plants produce edible seeds, nuts, roots, and pollen but only when harvested correctly and identified with certainty. These examples show why knowing plants matters more than collecting randomly.