I leave these for mice in them all year
https://www.amazon.com/gp/product/B07JMDYDVJ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
My daughter bombs each of the box blinds in august with these for insects. Anything that may have been in there, isn't, in Sept/Oct and the deer don't mind or...