What Essential Oils Kill Ites. How to make & apply the essential oils All you have to do is place a few drops of tea tree oil behind the furniture, near the bed boards, crevices, and cracks, where dust is more likely to accumulate.

Create the essential oil mixture by combining 1/2 ounces of each oil. Outside of the body, a 5 percent solution of tea tree oil was more effective at killing the mites than traditional treatments. Other essentials oils for killing dust mites.