Hot Shot Spider & Scorpion Killer kills spiders, scorpions and other listed insects on contact. The water-based formula keeps killing for up to 16 weeks for continued control. This product leaves no oily residue or mess around the house. Use both indoors and outdoors.

What kills a spider instantly?

Mix one part vinegar to two parts water in a spray bottle. Again, spray these on all possible entry points for spiders, including windows and doors. Spray this every week.

Does Hot Shot wasp spray kill spiders?

So why don't pesticides work well against spiders? That's easy – they're formulated to kill insects, not arachnids. Most household "bug sprays" will sooner or later kill any spider that's directly sprayed, but have little residual effect against spiders that come by later.