The essential oils from the inflorescences, flowers, leaves, stems and roots of Artemisia campestris L. subsp. campestris were analyzed by GC and GC/MS. About 120 compounds were identified. The inflorescence oil, flower oil and leaf oil contained mainly germacrene D (24.2%, 28.0% and 27.8%, respectively), Î²-caryophyllene (6.5%, 5.9% and 4.2%, respectively) and Î³-humulene (4.9%, 6.2% and 8.2%, respectively). (Z)-falcarinol (19.0% and 38.8%, respectively) was the main constituent of the stem and root oils.