All Features Explained

Ortho Home Defense Insect Killer for Lawn & Landscape Concentrate

Kill 235 Listed Insects Outside: Prevent Bugs from Entering Your Home

This powerful outdoor insect killer starts working within minutes to eliminate listed pests such as ants, ticks, mosquitoes, fleas, and spiders. Effectively keep them outdoors for up to 3 months, ensuring your home remains free from unwanted guests.

Start Killing Outdoor Bugs Quickly

Apply Ortho Home Defense concentrate to your lawn, around your home perimeter, on ornamentals, flowers, trees, shrubs, and vegetables to start killing listed outdoor bugs immediately. This treatment helps prevent insects from coming into your home.

Long-Lasting Control for 3 Months

Our insect spray provides long-lasting control against ants, spiders (excluding black widow), and American dog ticks for up to 3 months. Keep your outdoor space safe and free from pests throughout the season.

Create a Barrier to Keep Bugs Out

Apply the concentrate to create a protective barrier that prevents insects from entering your house. Follow the product label for a complete list of pests that are controlled.

Perfect for Large Areas

One bottle of Ortho Home Defense can treat up to 5,300 square feet. Use it with your Ortho Dial N' Spray or a tank sprayer for easy application. People and pets can re-enter the treated area once it has dried, ensuring continued protection without the need for constant reapplication.