How to Make and Use Tea Tree Oil as a Natural Mosquito Repellent for Kids
The tea tree oil can be rubbed directly on the skin or can be diluted with water in a spray bottle for easy application. Mix 2 parts tea tree oil to 1 part water. Spray directly on area for application. Unlike the chemical insect repellents, tea tree oil can be applied on skin that is underneath clothing, as well as uncovered skin. The chemical repellents can only be applied to uncovered skin. Tea tree oil needs to be applied more frequently than the chemical insect repellents for best results.

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some children may be allergic to tree oil. So test a small patch before using it outside the home.