Best Insecticide For Spiders. TERRO T2302 Spider Killer Aerosol Spray. Although this spray advertises itself to primarily get rid of termites it can kill over thirty types of insects - including spiders.
Ortho BugClear Insect Killer for Lawns Landscapes. TERRO Spider Killer Spray is proven to give you the protection you need against spiders including black widow brown recluse and hobo spiders. Talstar Professional is a very good spider spray that can be used outdoors and indoors to kill spiders on contact.
Researchers with the University of California say that a spider can safely walk over a treated surface after application without being affected by the insecticide.
CimeXa Best Insecticide Dust. Which Brands Make The Best Insecticide for Spiders. Terro T3206 Best Spider Trap. Ortho BugClear Insect Killer for Lawns Landscapes.