Why Do Pea Pods Explode

As a pod dries, tensions are set up in the wall of the pod eventually causing it to split along two lines of weakness. As the two halves curl back, suddenly released like a tense spring, they flick out the seeds inside in an explosive manner.

Why do some pods of dry fruits explode?

This type of seed dispersal occurs because the fibers in the dried fruit pull against each other to create tension, and when the tension is great enough, the fruit splits open and the walls of the fruit spring back, flinging the seeds out with force.

Why do some plants explode?

Heat and dangerous reactions are the cause of many plant explosions. Gas leaks, most often caused by poor maintenance, result in a number of explosions each year. When gas leaks come into contact with a source of heat, they begin to expand and can explode.