The Plant a Trillion Trees Podcast

Robert Lundgren has a Bachelor of Plant Science and Fine Arts minor from the University of Delaware, and a Master of Landscape Architecture from the University of Pennsylvania. He worked at landscape architecture firms, Olin and Andropogon and is now at Penn working as the University Landscape Architect within the Facilities & Real Estate Services Division, shepherding a variety of landscape projects on the 300-acre campus arboretum. He is an artist, an award-winning designer, and an avid

Dave Muffly has been planting trees (especially oaks) in the Bay Area and other California locations for more than 30 years. Dave began his tree career when he received his undergraduate degree in mechanical engineering, at Stanford University. Moving from engineering to ecology, Dave managed native oak plantings at Stanford with the non-profit Magic, in a project that has yielded more than4,000 established oaks in 40 years. Dave then branched into fruit trees, and urban tree plantings, with a

Daniel Hinkley is a plantsman, author, lecturer, nurseryman, and horticultural consultant.  He earned a B.S. in Horticulture and Horticulture Education from Michigan State University and an M.S. in Urban Horticulture at the University of Washington. His first garden, Heronswood, near Kingston, Washington is now owned and operated by the Port Gamble SKlallam Tribe and is open to the public throughout the year. Dan's current garden, Windcliff, is just a few miles from Heronswood. It sits on a

Mr. Al Key has been involved in the green industry for 30years as an owner of DeepRoot Green Infrastructure, LLC. Together with his partners, he co-invented the SilvaCell® and has received several patents for his inventions which address trees and stormwater management in the urban setting. He has written for a wide range of publications, including the Journal of Arboriculture and Civil Engineering News. As Vice President, he established a representative network nationwide, set up major

Doug Oster is Pittsburgh’s GardenGuru and is host of the popular radio show The Organic Gardener on KDKA radioevery Sunday morning. He writes a gardening column for The Green Voice, the newsletter for Pittsburgh Earth Day. Oster appears on KDKA-TV’s Pittsburgh Today Live as a contributor. He’s also the host of the Talking Trees podcast for the Davey Tree Expert Company along with starring and producing In Doug’s Garden, a weekly television show for CBS/KDKA Streaming. Oster is proud to work as a

John Grimshaw has been interested in plants his entire life, as both gardener and botanist. He holds a first class degree in botany and a doctorate in the ecology of the forests of Mt Kilimanjaro from Oxford University. HisTanzanian connections remain important, and he’s proud to be an honorary elder of the Maasai community of Lerang’wa, Tanzania. African plants remain an important botanical interest, but he is fascinated by all plants and has grown a huge diversity in his gardens. He has travelled

Richard McCoy is a 30-plus-year green industry professional, American Green Zone Alliance (AGZA) Northeast RegionalRepresentative and owner of Richard A. McCoy Horticultural Services Inc. established in 1995 and incorporated in 1998 as a conventional landscape company. McCoy’s company began a transition to become one of New Jersey's first completely organic, ecological, and low-impact land care companies in 2005. Currently, McCoy Horticultural offers organic lawn and land care solutions, native