Homemade Mosquito Repellent: 15 drops of Lavender Essential Oil, 10 drop of Citronella essential oil, 3 – 4 Tbsp Homemade Vanilla Extract, and 4-5 Tbsp. Lemon Juice or 5-10 drops of Lemon Essential Oil. Mix all of the ingredients in a spray bottle and fill the rest up with water (or a mix of water and vodka, or a mix of water and witch hazel). Spray away!!