| Any marauding bugs escaping the birds and beneficials can be controlled with horticultural oil or insecticidal soap. |
| If you absolutely have to, you can spray with an insecticidal soap or insecticide that contains pyrethrins. |
| The insecticidal properties of Derris roots were first discovered in 1848 and the plant was first used against the nutmeg caterpillar. |
| The leaves of the elder can also be boiled and strained to make an insecticidal spray. |
| Many of these sprays contain one or more of a group of insecticidal compounds known as pyrethrins. |
| Basil Oil has an active constituents that may be antibacterial, insecticidal and antifungal. |
