Diatomaceous Earth Fleas Hardwood Floors. If you don't have any carpets, it can also be used on hardwood floors as a very effective way to kill off any flea infestations that may. They hide in the cracks.
These will be your main targets. How diatomaceous earth works on fleas. The reason why de is recommended for killing bugs is pretty simple.
Diatomaceous earth forms from the remains of a class of algae found in freshwater and marine environments.
Fleas are the bane of any pet lover's home. The sharp edges of the diatoms cut through the hard exoskeletons of fleas. Diatomaceous earth, or de, is another good substitute for borax and is one that is recommended by a number of pest control experts. The good news is hardwood floors are easy to vacuum and clean which will effectively remove all the flea eggs, larvae and pupae.