I agree with Boco 10% bleach solution start by killing everything clean every where you can but it can also rust metal and such in the shed

damp wood shavings like from a planer make a good sweeping aid helps to get all the little stuff and the damp shavings make the small dust cling to it.


Lysol would be the next step or alternate option and good to use for 2nd and 3rd spray and help with that odor

X3

Charcoal works well. Also, there are mouse reppelant bags. They have a strong pine odor. They sell them here at Menards. That woeked for me.

Ozone generator will blow your mind. I bought a small one for like $40 you won’t believe what they can do.

Or 3

x3

Boil some spruce boughs.