Worms on Bean Plants
How do I control the little white worms eating my bean plant stems? About 20 percent of my healthy looking, yellow bean plants have fallen over. When I open up the stem of the fallen plant at ground level, I find several small white maggots. How do I control them so that the rest of the bean plants survive?
These sound like cutworms. Here's an article that will help you: https://www.gardeningknowhow.com/plant-problems/pests/insects/get-rid-cutworms.htm