The most effective organic bed bug control is still heat treatment. Firstly, it doesn't make use of any chemicals, and secondly, which is of vital importance, is that it kills the bed bug eggs as well. If you get rid of bed bugs that are crawling around, but don't get rid of the eggs which are in hidden crevices, then the bed bug problem will persist. Here is some useful information about bed bug heat treatment,
http://www.bedbugsandbeyond.ca/bed-bugs-one-day-treatment/
