This is how they take care of bedbugs in remote areas:
Bedbug Remedy Based on Kidney Bean Leaves?
Microscopic hairs on the plants stab the blood-thirsty critters, study shows
and
A New Solution For Bedbugs: Kidney Bean Leaves
Its actually an old solution, which was mostly lost when bedbugs were eradicated. Now that theyre back, this natural remedy might be better than any pesticides weve thrown at them.
https://www.fastcoexist.com/1681875/a-new-solution-for-bedbugs-kidney-bean-leaves
Microscopic hairs... wonder if fresh okra pods could be used as well.