The essential oil monographs provide us with the most detailed and comprehensive information of an essential oil. Each monograph includes a description of the botany and origins, organoleptic profile, chemical composition, history and traditional uses, a comprehensive review of pharmacological and clinical studies, actions and indications, blending tips and advice for safe use.
Black Spruce
Spruce is a large evergreen tree up to 50m tall, also known as hemlock spruce. Spruce is native to the east coast of the USA. Arctander states that the oil is usually derived from several different botanical sources.