Death Caps were also found in Boise in 2022 and 2025. Check out this past article talking about death caps and mushroom identification.
boisestatepublicradio.org
The toxic death cap mushroom has made it to the Mountain West. Now what?
Last September, a woman found what is likely the first DNA-confirmed death cap mushroom in our region. The extremely toxic fungus is a concern for parents and pet owners, alike.