10ml Lemon Tea Tree Essential Oil The essential oils we sell are studiously selected, bought more often than not from primary sources, tested for purity and subjected to rigorous quality control standards. £7.45 Quantity: at £7.45 each Add To Basket Latin Name : Leptospermum Petersonii. Part Of Plant Used : Leaves Source : Australia. Extraction Method : Steam Distillation. Our suppliers have been sourcing and bottling wholesale essential oils for over 15 years gradually weeding out unreliable supply lines and always striving to improve quality and value. We believe these essential oils offer the best quality and value on the market.