Mark Turner is a professional photographer who has been photographing gardens and native plant environments in the Pacific Northwest for over 25 years. He brings a strong sense of photographic design, attention to detail, and curiosity about both native and garden plants to his work.

Ellen Kuhlmann is a professional botanist with extensive experience with Northwest flora. She has a background in fire ecology, rare plant research, and plant community ecology. She worked for the U.S. Forest Service for many years, and for six years was the project manager for Seeds of Success, Washington Rare Plant Care and Conservation (Rare Care), a program sponsored by the Royal Botanic Gardens, Kew. Ellen lives in Bellingham, WA.

"Trees Shrubs of the Pacific Northwest is a treasure. . . . this detailed guide draws you in closer to really look at, and identify, our wildly diverse flora." --The Seattle Times

"A treasure. . . . This detailed guide draws you in closer to really look at, and identify, our wildly diverse flora." --Pacific Northwest Magazine

"A must-have resource." --Washington Trails

"With its wide geographic scope, including parts of Canada and California, it is a single comprehensive volume to pack along when traveling throughout the Pacific Northwest. . . . After owning this book for only a few weeks, I've already broken in the binding, having read up on shrubs that are in bloom along the Wenatchee River. I can tell that my book will be a bit dog-eared before the snow flies!" --Wenatchee World