Tammi Hartung, M.H., is a medical herbalist, certified organic grower, and consultant to the Natural Products Industry. She has taught at the Rocky Mountain Center for Botanical Studies, the School of Natural Medicine, and has lectured internationally. Tammi and her husband Chris own and operate Desert Canyon Farm in Colorado, where they grow over 175 medicinal, rare, and native plants.

Tammi is the author of Growing 101 Herbs That Heal: Gardening Techniques, Recipes, and Remedies.