yellow bean leaves
Leaves on runner beans going yellow. Is this too much watering? If so, how often should they be watered?
Certified GKH Gardening Expert
It could be either but likely they are underwatered. They need 5-10cm of water a week. I recommend longer, less frequent periods of watering when watering. This will get the water in deeper into the ground. For additional causes of yellowing leaves, this article will help: https://www.gardeningknowhow.com/edible/vegetables/beans/yellow-leaves-on-beans.htm