Ortho® Bug B-gon™ Lawn & Landscape Insect Killer Ready-to-Spray kills insects outdoors before they come inside. The formula starts killing within minutes and works as an ant killer, flea killer, mosquito killer (including those that may transmit West Nile Virus), and tick killer. It also works on mites, wasps, termites, spiders, periodical cicadas, and other listed insects (see product label for the complete list). Use to kill insects and protect your lawn, landscaping, flower and vegetable gardens, as well as around your home foundation. Ortho® Bug B-gon™ Lawn & Landscape Insect Killer Ready-to-Spray protects against spiders outdoors for 6 months (excluding black widow, brown recluse, hobo). Apply to your lawn and landscape at first sight of insect activity. To use, simply connect the sprayer to a garden hose, turn on water, and slide lever to "on." Always allow treated areas to dry before people and pets re-enter. One 32-oz. bottle treats up to 5,300 sq. ft. of lawns; up to 2,700 sq. ft. of roses, other ornamentals, home vegetable gardens, melons, and fruit and nut trees; and up to 1,400 sq. ft. of foundation/perimeter.