Debra Prinzing is a Seattle-based writer. Her work can be seen regularly in Seattle Homes & Lifestyles, for which she is a contributing editor, and twice weekly in The Everett Herald. She is the editor of Garden Notes, the quarterly newsletter for members of the Northwest Horticultural Society. Her work has also appeared in Fine Gardening, Women's Day, Country Gardens, Victorian Homes, Northwest Garden News and Sunset magazines. She was a senior writer for Sunset Books' Gardening in the Northwest (2003). Debra has also appeared as a guest designer on HGTV's "Outer Spaces" with Susie Coelho. Prinzing is editor of the 9th edition of the Northwest Gardeners' Resource Directory (2002, Sasquatch Books).
Mary Robson is a cooperative extension agent with Washington State University in Renton, Washington. She writes The Practical Gardener column in The Seattle Times. Her weekly WSU Cooperative Extension garden column is featured in other local newspapers including the Tacoma News Tribune and the Everett Herald. Robson provides gardening information on the "Voice of the South Sound" KHHO, 850 AM in Tacoma, Wednesday 4:40 PM - 5:00 PM, and Thursday from 7:40 AM - 7:55 AM.