John Navazio breeds genetically-resilient, open-pollinated leafy greens and root crops for regenerative farming practices at Johnny's Selected Seeds in Maine. He is also the author of The Organic Seed Grower. His work focuses on developing varieties with robust growth, broad resistance to disease and environmental stress, and superior culinary quality. In this episode of Nature Revisited, John discusses his lifelong relationship with seeds, their importance, and his philosophy & approach to breeding robust, genetically-diverse crops.