Cardamom (Elettaria cardamomum) hails from tropical India, Nepal and South Asia. What is cardamom? It is a sweet aromatic herb not only employed in cooking but also part of traditional medicine and tea. Cardamom is the third most expensive spice in the world and has a rich history of use in many countries as part of spice blends, such as masala, and as a crucial ingredient in Scandinavian pastries. An interesting and crucial piece of cardamom information is that the plant is in the Zingiberaceae family, or ginger. This can be seen in the aroma and flavor. The many uses for cardamom have made it one of the most sought after of the spices. This forest dwelling plant is a perennial, which grows from large rhizomes. Cardamom spice can successfully be grown in United States Department of Agriculture zones 10 and 11.