[header] How to use tea tree oil for warts [title] Wash the wart and the surrounding skin using soap and warm water. [step] Pat the area dry with a towel. [title] Use a clean cotton swab to apply a drop of tea tree oil to the wart. 
[step] Use pure, undiluted tea tree oil. [substeps] Tea tree oil has been known to cause contact dermatitis and skin irritation for some people.