Vertiver oil Vertiver oil ,also known as khus oil, is believed to be very grounding ,calming and stabilizing, and provides a range of essential oil uses and benefits.its calming and soothing properties are said to dispel anger, hysteria and irritability and reduce neurotic behaviour Vertiver oil is a base note with a warm,sweet ,woody,and earthy aroma with a touch of smoke.it sometimes bears the nickname â??fragrance of the soilâ??,which is fitting for the tenacious and grounding scent distilled from the roots. Add 5â??10 drops to an evening bath for a relaxing, uplifting aroma. Combine 3 drops of Vetiver, 5 drops of Lavender, and 2 drops of Ylang Ylang for a calming diffuser blend that is perfect for relaxing evenings at home.