The best part about using Diatomaceous earth for bed bugs and other household pests is that there is no question of their becoming immune to the product. This is because; it is a mechanical process of killing bugs, so, unlike other chemicals, there is no question of the bugs developing resistance to it.
When diatomaceous earth (also known as bed bug dust) comes in contact with insects, its microscopic particles make their way into the cuticle of the bed bugs exoskeleton. Once it's made contact, the diatomaceous earth begins to absorb the oils and fats from within the bed bug, which basically dehydrates the insect.
Microscopic CRAWLING INSECT CONTROL diatomaceous earth particles are deadly to the Bed Bug. The particles attach themselves to the bed bugs body and physically "scratches and dehydrates them to death!" Because it kills them mechanically, they cannot become immune to it like they do with so many other chemicals on the market.
How to Use Diatomaceous Earth on Bed Bugs . The secret to using diatomaceous earth on bed bugs is to put DE on the paths where bed bugs are forced to crawl. To start, you apply diatomaceous earth to the parts of your bedroom affected by bed bugs. Use a shaker or applicator and avoid pouring the diatomaceous earth like sand or sugar.
Bed bugs can get brought into your home. They are great hitchhikers. If you travel a lot, they can grab onto your luggage, briefcase, clothing or other objects.
Diatomaceous earth kills all bugs. It has been reported to be the most effective solution when fighting pests like fleas, ants and bed bugs. Farmers dump food grade diatomaceous earth by big scoops in with grains when the grains are stored. It kills the insects that want to feast on the grain.