Experts on Sustainability and Natives
Regarded as one of the world's foremost horticulturists, Allan M. Armitage travels as a lecturer and consultant. Charming and lively as well as knowledgeable, Allan is in constant demand as a speaker, and sees working with plants as therapeutic, exciting, and creative.
Jennifer R. Bartley traveled extensively throughout France to study traditional potagers (kitchen gardens), and has created her own versions for American chefs and gardeners. Emphasizing functionality and design in her work, Bartley seeks to create beautiful, vibrant gardens that embrace a simpler life.
Lisa Lee Benjamin creates and nurtures large landscapes that unite people, art, and science. The portfolio of Evo Catalyst, her San Francisco-based design consultancy, is filled with sustainable solutions for diverse animal and human habitats. She is a founding member of Alpine Initiatives, Urban Hedgerow, Growwest, and the Bay area's Green Roof Alliance.
Dave Boehnlein serves as the education director at Bullock's Permaculture Homestead on Orcas Island, Washington. He is also the principal and a founder of Terra Phoenix Design, where he helps clients around the globe achieve their sustainability goals through integrated master planning.
Paul Bonine is a garden writer, lecturer, and owner of the wholesale specialty plant nursery Xera Plants, in Portland, Oregon. He has consulted for NPR, the Sunset Western Garden Book, and The Oregonian. When not in his nursery, Paul lectures on topics including low-water gardening, unusual vines, and deer-resistant gardening.
Arden Bucklin-Sporer is the executive director of the San Francisco Green Schoolyard Alliance, an advocacy organization for school gardens and outdoor classrooms. She is the director of educational gardens for the San Francisco Unified School District, and a founding partner of Bay Tree Design, a landscape architecture firm.
C. Colston Burrell is an avid and lifelong gardener, garden designer, award-winning author, photographer, naturalist, and teacher. He lectures at the College of Architecture and Landscape Architecture at the University of Virginia, and grows all the hellebore species in his garden near Charlottesville, Virginia.
Photographer for The Naturescaping Workbook, Karen Bussolini has been a gardener for as long as she can remember, and specializes in garden photography, writing, and lecturing. She sees connections between disciplines and has long been involved in organic, environmentally conscious gardening.
Scott Calhoun is an award-winning author and garden designer based in Tucson, Arizona, and the author of several award-winning gardening books. He writes a monthly garden column for Sunset magazine and has written for most national gardening magazines. In his design practice, he incorporates cactus into every residential space and sees them as the plant family of the future — especially in arid parts of the world.
Paul Cappiello is a teacher, writer, garden designer, and gardener. Known internationally for his 20 years of research of cold tolerance, nursery production, and much more, he lectures across the country to gardeners, college classes, horticultural professionals, and academic audiences.
Ruth Rogers Clausen, a horticulturist trained in England, has been living and working in United States for many years. Over her long career she has taught and lectured widely. Former horticulture editor for Country Living Gardener, she has written several books, including 50 Beautiful Deer-Resistant Plants.
A founding member of Growwest and an active member of Green Roofs for Healthy Cities, Karla Dakin specializes in artful, environmentally bold landscape architecture with an array of international projects. Plant-obsessed, Karla uses vegetation in forward-thinking ways, as exemplified by her roof garden for the Museum of Contemporary Art in Denver.
Rick Darke is a landscape design consultant, author, lecturer, and photographer based in Pennsylvania who blends art, ecology, and cultural geography in the creation and conservation of livable landscapes. Darke served on the staff of Longwood Gardens for twenty years, and in 1998 he received the Scientific Award of the American Horticultural Society.
David Deardorff is a botanist and expert plant pathologist. He earned his Ph.D. in botany from the University of Washington. He coordinated plant pathology research at the University of Hawaii and served as faculty adviser to the Master Gardener program at Washington State University.
Noted plantsman and designer Roy Diblik has spent more than 30 years studying, growing, and enjoying plants. He is best known as the plantsman behind Piet Oudolf's midwestern garden designs, including the Lurie Garden at Millennium Park in Chicago. He is a sought-after speaker and regularly addresses audiences across the country.
Nigel Dunnett is a Reader in Urban Horticulture in the landscape department at the University of Sheffield, where he has developed innovative research programs on naturalistic and ecologically informed planting for gardens and public landscapes. He is director of The Green Roof Centre, Sheffield, and acts widely as a consultant on green roof design and planting, and sustainable garden and landscape design in general.
Augustus Jenks Farmer's vision for reflective, soulful gardening guided gardeners, craftsmen, volunteers, and scientists to create two lauded public botanical gardens as well as art museums, city parks, and private enclaves. His connoisseurs' nursery promoted the renaissance of the crinum lily, a forgotten, beloved plant of early American gardens. Today, he ships organically grown crinum lilies all over the country.
Before moving to Portland, Oregon in 2004, Tom was the editor of Horticulture magazine in Boston, Massachusetts. His experiences as a bi-coastal gardener and his inexhaustible curiosity about plants have shaped his new garden, which in 2008 was profiled in The Oregonian. A prolific writer as well as an editor, his articles have been featured in magazines such as Garden Design, Gardens Illustrated, and Martha Stewart Living.
Kristin Green first unearthed a passion for gardening while on the West Coast earning degrees in art and painting from the University of Washington. Now back on native soil, she is a full-time, year-round gardener serving as interpretive horticulturist, garden blogger, and photographer at Blithewold Mansion, Gardens & Arboretum, a 33-acre non-profit public garden in Bristol, Rhode Island.
Grissell — a member of the Garden Writers Association as well as a half dozen entomological and horticultural societies — has written three books on gardening, the latest of which encourages gardeners to take a broader and more benign look at their gardens and the insects in them.
Saxon Holt is widely recognized as one of the top photographers in the world of garden photography. He has worked for magazines as diverse as Pacific Horticulture and Architectural Digest, and over the past 20 years he has won awards for his magazine work, calendars, books and his portfolio, including four awards from the Garden Writers of America.
Love Albrecht Howard has owned her landscape and garden design business since 1994. Her design work has been featured in national magazines and on the HGTV and DIY cable networks and she has taught local adult education classes in gardening as well as chemical-free lawn and land care.
Noel Kingsbury is a well-known designer, commentator, and writer on plants, gardens, landscape, and the environment. A a passionate advocate for sustainable plant combinations, he trials plants and gardens at his home on the border between England and Wales and travels widely.
Donald J. Leopold, a long-standing member of the Ecological Society of America, has studied native plants for nearly 30 years. He has taught courses in dendrology, plant materials, freshwater wetland ecology, and numerous graduate seminars on conservation and restoration topics.
Edward Lyon is director of Reiman Gardens, Iowa State University, Ames, Iowa. He is a feature writer for Chicagoland Gardening, writes the Ask the Expert column and feature articles for Wisconsin Gardening magazine, and is a frequent keynote speaker.
Marta McDowell lives, gardens, and writes in Chatham, New Jersey. She writes and lectures on gardening topics and teaches landscape history and horticulture at the New York Botanical Garden, where she studied landscape design. She also consults for public gardens and private clients. Her particular interest is in authors and their gardens, the connection between the pen and the trowel.
Kelly Norris is a horticulturist, plant breeder, and plantsman who lives in Des Moines, Iowa. He and his family own Rainbow Iris Farm, and he is currently the horticultural manager at the Greater Des Moines Botanical Garden. As a speaker he has garnered national acclaim for his presentations of information and personal stories that share his love and knowledge of horticulture.
Kathleen O'Brien is a nationally recognized expert in the field of sustainable design, construction, and development. A prolific writer — and a highly sought-after guest speaker on green building issues — she has published over one hundred articles on topics related to her field.
Scott Ogden and Lauren Springer Ogden lecture internationally, emphasizing plant diversity and ecological attunement. They draw inspiration from studying wild plants in the United States, Mexico, Argentina, Europe, and South Africa. They have spoken at most major botanic gardens, public gardens, and arboreta in the United States.
Kali Robson has been attracted to plants since childhood, when she first gardened with her father. Her deepest interests involve the philosophy of science and evolutionary theory, and she wrote monthly columns on gardening with northwest natives for The Columbian in Vancouver, Washington.
Claire Sawyers is director of the Scott Arboretum of Swarthmore College, and brings both U.S. and international perspectives to her work. The recipient of several awards, she presently serves as a commissioner for the accreditation program of the American Association of Museums.
Christopher Shein has started dozens of community, school, and market gardens. He teaches permaculture at Merritt Community College where he helped develop the award-winning student farm. Shein also owns Wildheart Gardens, a permaculture landscape business that designs and builds sustainable gardens.
Kathleen Smith is a project architect, sustainability/LEED consultant, and project manager with over 13 years of professional experience. She is an experienced and sought after speaker and teacher on sustainable design, and is a faculty member with the U.S. Green Building Council.
One of North America's leading landscape designers, W. Gary Smith specializes in botanical gardens and arboretums, as well as public art installations and private gardens, often weaving together local ecological and cultural themes. He has received many awards, and currently resides in Toronto.
Edmund C. Snodgrass started the first green roof nursery in the United States and has collaborated on green roof research with colleges and universities. A fifth-generation farmer and nurseryman, he is owner and president of Emory Knoll Farms Inc. and Green Roof Plants in Street, Maryland, specializing in plants and horticultural consulting for green roofs.
Lynn M. Steiner has been a professional garden writer since 1987, focusing her writing since 2003 on native plants and how to bring them into home landscapes. She is the author of several articles and three books about landscaping with native plants in the Midwest, and is a regular contributor to Northern Gardener magazine. As a popular speaker, she travels extensively in the Midwest, visiting natural areas, native plant landscapes, and botanical gardens.
A frequent lecturer for horticultural and natural resource organizations, Guy Sternberg holds the official oak genus Quercus living reference collection for North America. He was the first president of the International Oak Society and is a life member of the International Dendrology Society.
Doug Tallamy is currently professor and chair of the department of entomology and wildlife ecology at the University of Delaware in Newark, Delaware, where he has taught insect taxonomy, behavioral ecology, and other subjects. He won the Silver Medal from the Garden Writer's Association for his book, Bringing Nature Home.
Mark Turner is a professional photographer who specializes in gardens and native plant environments. He combines a strong sense of photographic design, attention to detail, curiosity about both native and garden plants, and more than 30 years of exploring native plants in their environments.
Kathryn Wadsworth is a writer, photographer, and naturalist, who enjoys sharing the wonders of the natural world with others. Currently, she can be found presenting workshops around the United States on a wide variety of topics, from gardening to ecology.
Ira Wallace lives and gardens at Acorn Community Farm in Mineral, Virginia — the home of Southern Exposure Seed Exchange, where she coordinates variety selection and seed growers. Ira serves on the board of the Organic Seed Alliance and is also a co-organizer of the Heritage Harvest Festival at Monticello.
Jessica Walliser cohosts The Organic Gardeners on KDKA radio in Pittsburgh, Pennsylvania. Her column "The Good Earth" appears twice weekly in the Pittsburgh Tribune-Review, and she is a regular contributor to Fine Gardening, Urban Farm, Popular Farming, Hobby Farms, and Hobby Farm Home magazines.
Bobby J. Ward travels extensively in order to interview modern plant explorers and see the landscape and locations where they do their species collecting. In his spare time, he enjoys reading and a sweet, peaceful dedication to his private gardens.
Owner of Canyon Creek Nursery and Design in northern California, John Whittlesey is a nurseryman, garden designer, landscape contractor, and avid amateur photographer. As a specialty grower and a designer, he enjoys interesting plants and creating attractive, water-conserving gardens that provide habitat for people and wildlife.
Marty Wingate is a Seattle-based writer and speaker about gardens and travel. She is the author of three other books and contributes articles to Landscape Architecture, American Gardener, Country Gardens, and Gardening How-To.
Beth O'Donnell Young is the owner of Beth Young Garden Design, a residential landscape design firm. She has taught do-it-yourself landscaping classes for nearly ten years.