Lavender, a herb is used for several things. It's used in medicine, to repel insects, for loss of appetite, upset stomach, for the treatment of insomnia as aromatherapy. Lavender is put in bathwater for circulation treatment, also lavender is used to put fragrance in perfumes, soaps and cosmetics. Lavender needs full sunlight, needs to be planted in well drained alkaline soil with a ph level between 6.4 to 8.2. Newly planted lavender should get plenty of water until the roots are established. Trim all dead flowers to stimulate new growth and blooms. Every two to three years cut back six inches.