Lucy Warren is a longtime regional gardening professional in southern California. She has written for many local and national publications, including a regular gardening column in the San Diego Union-Tribune. She has also been editor for California Garden magazine. She is a life-member of the San Diego Horticulture Society, a UCCE Master Gardener, and a horticulture chair on the board of Friends of Balboa Park. She is a sought-after speaker and expert on native plants and sustainable landscaping.