Gardeners insecticide for use on all edible crops and ornamental garden plants. A ready-to-use spray prepared from pyrethrum - nature's own rapid-acting insecticide. Guard'n'Aid PestOFF Natural Insect Killing Spray controls aphids, blackflies, greenflies, caterpillars and whiteflies on garden flowers, fruit and vegetables. For use outdoors and in greenhouses, on pot plants and indoor plants throughout the season.