Spectracide Wasp and Hornet Killer (Aerosol) eliminates wasp and hornet nests by killing insects on contact. It lets you spray nests with a 27 ft. jet spray. Formulated for outdoor use against stinging wasps and hornets. Use this product outdoors where insects live and breed. This product's powerful spray will also kill insects that return to the nest over the next few days. The non-staining formula can be used around most home siding depending on age and cleanliness (see product label for details). Also controls tent caterpillars, scorpions and ants.