The present invention provides novel insecticidal formulations comprising an effective concentration of: 1) at least one or more essential oils and an insecticidal soap; 2) at least one or more essential oils, an insecticidal soap, and pyrethrins; 3) at least one or more essential oils and pyrethrins; 4) at least one or more essential oils, an insecticidal soap and a synergist, such as sodium lauryl sulfate, sodium dodecyl sulfate or lecithin; 5) at least one or more essential oils, an insecticidal soap, a synergist, and pyrethrins; and 6) at least one or more essential oils, a synergist, and pyrethrins. A carrier oil, such as mineral oil, may be added to any of the foregoing formulations.