Pesticides that are safe for animals include certain homemade pesticides and biological pesticides, such as lady birds. Diatomaceous earth, a rock that occurs naturally, may help counter crawling insects without harming pets as well. Cultural pest control techniques are also harmless to pets.
Mix 1 tablespoon mild dish soap with 1 cup canola oil in a tin, let the paste sit for some time, add a cup of water, mix the contents, and apply the concentrated solution to plants. The pesticide aids in destroying soft-bodied insects. Apply corn gluten meal to your garden before planting to prevent and kill weeds. Diatomaceous earth is made of plant fossils that dehydrate and kill insects, including cockroaches, ticks, earwigs and fleas.
Predators such as green lacewings and parasitic wasps aid in controlling mites, scales, aphids and other garden pests. Crab spiders, wolf spiders and jumping spiders feed on caterpillars, leafhoppers and beetles. Introduce nematodes to your yard to limit the effects of fleas and other insects that live in the soil.
Insects live and reproduce in trash, leaf litter and clutter, so clean such areas to control the pests. Pry up weeds and mow your lawn often to keep pests away. When using chemical insecticides, choose the least poisonous, and follow instructions of the manufacturer when handling, storing and disposing of the pesticides.