When your onion tops flop over, that’s the plant telling you “I’m done growing, time to focus on the good stuff underground.” The neck gets weak and can’t hold up the green tops anymore because all the plant’s energy has moved into making that bulb as perfect as possible. This flop is actually the onion doing you a favor. Once those tops bend over, the neck starts drying out and sealing itself off. Think of it like the plant is putting a cork in the bottle to keep all the bad stuff out. If you h