Large Onions WITHOUT Synthetic Fertilizer: How I Grew Using Organic Methods (+3 side by side tests)

In my climate, growing onions for big bulbs -- without resorting to synthetic fertilizer most commonly recommended by onion growers -- has presented a challenge. This year I performed four different tests to see what might help me get a larger harvest. Here's what I learned. More onion growing resources: How to Grow Onions Successfully: https://journeywithjill.net/gardening/2018/02/27/grow-onions-successfully/ 10 Onion Growing Problems and How to Prevent Them: https://journeywithjill.net/gardening/2021/05/18/10-onion-growing-problems-and-how-to-prevent-them/ Beginner's Garden Podcast: https://journeywithjill.net/plantsomething/thebeginnersgardenpodcast/