The residual is pretty fair and no worries about the next guy in breathing unwanted pesticides.
Dead roaches in attic.
Roaches silverfish and others also will eventually find it and the result is dead bugs.
If the mixture is too thin add another tablespoon of boric acid and a teaspoon of peanut butter the final mixture should be the consistency of a thick cookie dough.
It can attract and feed hungry roaches.
The more the roaches killed by the traps the more severe the infestation is likely to be.
The treatment gets on the roach as it crawls around the insulation.
Poison the cockroaches in your attic.
Boric acid used on insulation is deadly for roaches and other self grooming insects.
Liquid or glue traps.
These are a good option in case the infestation was in its initial stages.
Again mix with the fork working the mixture well.
Carpets collect crumbs that are usually too small for you or i to notice and furniture can hide lots of specks of food that are perfectly accessible for cockroaches.
Of course the downfall is it won t get spiders scorpions or other insect eating pests but hey.
Floors and counter tops offer roaches more food sources along with more opportunities to attract them.
Storing paper in your attic or closet.
Poison comes in the form of bait dusts and sprays.
Once a cockroach comes in contact with the dust or spray such as crawling over it the cockroaches begin a slow death.
The traps can also give you more proof of how severe the roach infestation is.
When the treated roach gets back to its nest and grooms itself it ingests the material and dies.