Because the insects die upon.
Dead stink bugs in attic.
Spraying insecticides into cracks and crevices will not prevent the bugs from entering living areas and is not a viable or recommended treatment.
If stink bugs happen to make it inside it is best to remove them with a vacuum.
Nj simply swing by and drop off live stink bugs at the entomology department.
After they contact the treated areas it can take several hours for them to die.
It is still worth spraying now to get rid of some of the bugs but you will keep seeing them until spring when they will emerge en masse and leave the building.
You can also pop a bug or two dead or.
They do not eat mate or lay eggs while indoors so need to worry about any damage or future baby stink bugs.
If you have a small population indoors simply removing them with a tissue or paper towel and placing them in an outdoor receptacle will suffice.
The stink bug population is.
I read on another website that the best thing to do this time of year is turn your heat off and let your house get very cold make sure you turn off and drain the plumbing etc.
It is not advisable to use an insecticide inside after the insects have gained access to the wall voids or attic areas.
Hung in a windowless attic or another similarly dark space in your home a run of the mill bug zapper can work wonders to lure and eradicate stink bugs.
They will not kill all of the stink bugs or prevent more from entering your home.