Seed Germination and Propagation Reference Guide Klamath Siskiyou Native Seeds Hand Angiosperms and gymnosperms are both seed producing vascular plants, but they differ primarily in how they protect their seeds. Angiosperms, or flowering plants, enclose their seeds within a fruit, while gymnosperms, Rhubarb: Going to Seed Wildflower Seeds Perennial Mix, 25 Variety, 4oz Homegrown Garden Dill Grow Guide: How to Plant, Grow and Harvest Dill Spade To Fork