The Plant a Trillion Trees Podcast

The purpose of our podcast is to encourage tree planting and proper tree care for our urban forest which includes neighborhoods, parks, and other open spaces. We will also cover a myriad of tree topics including the important role trees play in relationship to the climate crisis. The show is hosted by Eva Monheim and Hal Rosner certified arborists through the International Society of Arboriculture.

Episode 199 - Ethan Kauffman is the first director of Stoneleigh: a natural garden in Villanova, Pennsylvania.
Jun 19, 2025 – 00:49:48
Episode 198 - Trinity Pierce is the Chicago Region Trees Initiative senior stewardship manager at The Morton Arboretum.
Jun 6, 2025 – 00:59:03
Episode 197 - Katherine Mills, General Manager for Munstead Wood, is an experienced heritage professional with 14 years in the National Trust, in the UK.
May 20, 2025 – 00:55:48
Episode 196 - Jehane Samaha is the National Urban Nursery Specialist with the US Forest Service.
May 14, 2025 – 00:58:22
Episdoe 195 - Della Fetzer is a biologist, entrepreneur, and owner of Rebel Cultures.
Apr 11, 2025 – 00:49:33
Episode 194 - Jamie Biddle is the founding partner and CEO of Verdis Investment Management and owner of Andalusia Historic House, Garden, and Arboretum.
Mar 24, 2025 – 00:49:36
Episode 193 - Linda Langelo is a Colorado State University Extension Horticulture Specialist and host of the Relentless Gardener Podcast.
Mar 10, 2025 – 00:57:39
Episode 192 - Jay Worth works for SingleOps, a software for the Green Industry.
Feb 19, 2025 – 00:58:23
Episode 191 - Kevin Zuidervliet is owner and grower at Octoraro Native Plant Nursery, in Kirkwood, Pennsylvania.
Feb 4, 2025 – 01:09:50
Episode 190 - Randi Minetor is the president of the Rochester Birding Association in New York State.
Jan 16, 2025 – 00:55:32
Episode 189 - Angelique Robb is the owner of SYNKD - a media company to for landscape professionals.
Jan 2, 2025 – 01:00:13
Episode 188 - Celine Colbert is Pennsylvania’s Tree Canopy Coordinator.
Dec 11, 2024 – 00:47:02
Episode 187 - Jessica (JJ) Käthe is the resiliency planting coordinator within the Climate Forestry & Carbon Unit at NYSDEC (New York State Department of the Environmental Conservation).
Nov 29, 2024 – 00:58:54
Episode 186 - Tim Johnson is the Chief Executive Officer at the Native Plant Trust in Framingham, Massachusetts.
Nov 19, 2024 – 01:00:01
Episode 185 - Dr. Anna Paltseva is a distinguished urban soil scientist.
Nov 7, 2024 – 01:00:13
Episode 184 - Carlos Alvarez has been a part of the PowerCorpsPHL (Power Corps Philadelphia) team since March 2015.
Oct 25, 2024 – 00:57:26
Episode 183 - Dan Lambe is the CEO of the Arbor Day Foundation.
Oct 13, 2024 – 00:51:53
Episode 182 - Matthew Aghai currently serves the teams at Mast Reforestation and its subsidiaries.
Sep 25, 2024 – 00:55:39
Episode 181 - Jessica Turner-Skoff is Longwood Garden's first Associate Director of Science Communications.
Sep 16, 2024 – 00:59:22
Episode 180 - Annaliese Bischoff is a Western Massachusetts artist and landscape architect. ss Amherst, home to 8000 trees on campus, and teaches an honors discovery seminar on trees.
Sep 6, 2024 – 00:48:37
Episode 179 - Marshall Green is a fourth-generation owner of Primex Garden Center in Glenside, Pennsylvania.
Aug 25, 2024 – 00:52:30
Episode 178 - Patricia Gallagher and John Kennedy from the Abington Shade Tree Commission
Aug 16, 2024 – 01:03:59
Episode 177 - Kom and Nui are both visionaries and are co-founders of the biochar initiative Wongphai Company, Limited.
Jul 31, 2024 – 00:48:52
Episode 176 - Ben Shardlow is the Chief of Staff for the Minneapolis Downtown Council & Downtown Improvement District.
Jul 26, 2024 – 00:47:43
Episode 175 - Basil Camu is a Master Arborist and Co-Owner of Leaf & Limb in Raleigh, North Carolina.
Jul 19, 2024 – 00:58:10
Episode 174 - Sandy and Julia Shettler are a mother-daughter team with Tree Action Seattle, which advocates for Seattle's trees at the neighborhood level and at City Hall.
Jul 12, 2024 – 00:57:57
Episode 173 - Erica Kratofil is Co-Executive Director for The Giving Grove, where she helps lead a national network of urban community orchard and food forest programs.
Jul 4, 2024 – 00:37:30
Episode 172 - Amy Stewart is the New York Times best-selling author of the The Drunken Botanist, Wicked Plants and her new book The Tree Collectors.
Jun 27, 2024 – 00:56:34
Episode 171 - Dr. Glynn Percival is the Senior Arboricultural Researcher at the Bartlett Tree Research and Diagnostic Laboratory.
Jun 21, 2024 – 00:48:33
Episode 170 - Cyrus Copeland is a writer, nonprofit pioneer and founder of Treedom for Palestine
Jun 14, 2024 – 00:44:09
Episode 169 - Dr. Christine Carmichael is the award-winning founder and principal of Fair Forests Consulting, LLC.
Jun 5, 2024 – 00:51:03
Episode 168 - Marielle Drennan is the owner of Champion Tree, a full-service plant healthcare company.
May 27, 2024 – 00:58:28
Episode 167 - Cliff Drouet is a Forester with the Office of Surface Mining Reclamation and Enforcement(OSMRE).
May 17, 2024 – 00:45:34
Episode 166 - John Perlin is a Professor and Visiting Scholar in the Department of Physics at University of California, Santa Barbara.
May 10, 2024 – 00:50:51
Episode 165 - Neelam Patil, M.Ed., MFA, is a Climate Literacy and Science Teacher in the Berkeley public school system.
Apr 30, 2024 – 00:39:24
Episode 164 - Robert Lundgren is the landscape architect at The University of Pennsylvania, in Philadelphia, Pennsylvania.
Apr 24, 2024 – 00:50:09
Episode 163 - Dave Muffly is a Board Certified Master Arborist who was Apple's Senior arborist.
Apr 17, 2024 – 01:04:10
Episode 162 - Daniel Hinkley is a plantsman, author, lecturer, nurseryman, and horticultural consultant.
Apr 10, 2024 – 00:36:29
Episode 161 - Al Key is an owner of DeepRoot Green Infrastructure, LLC.
Apr 4, 2024 – 00:58:07
Episode 160 - Doug Oster is the Pittsburgh’s Garden Guru and host of the popular radio show The Organic Gardener on KDKA radio every Sunday morning.
Mar 27, 2024 – 00:52:58
Episode 159 - John Grimshaw is the Director of The Yorkshire Arboretum in North Yorkshire, UK.
Mar 16, 2024 – 00:49:43
Episode 158 - Richard McCoy is owner of Richard A. McCoy Horticultural Services Inc.
Mar 3, 2024 – 00:49:15
Episode 157 - Mark Richardson is the Director of Horticulture for the New England Botanic Garden at Tower Hill in Boylston, Massachusetts.
Feb 19, 2024 – 00:51:25
Episode 156 - Tim Boland is the Director of the Polly Hill Arboretum.
Feb 8, 2024 – 01:01:05
Episode 155 - Jason Ross is the Managing Publisher of Wood Central - the world's largest news platform for forest-based news!
Feb 2, 2024 – 00:45:04
Episode 154 - Alec Charais leads the marketing and product development at Bailey Nurseries.
Jan 20, 2024 – 00:57:33
Episode 153 - Eva and Hal talk about highlights from their podcasts
Jan 6, 2024 – 00:20:12
Episode 152 - Seth Lieberman co-founded Quiet Clean Philly. And Dr. Bonnie Sager is a Consulting Clinical Physician to the New York State hospital system.
Dec 29, 2023 – 00:55:12
Episode 151 - Ron Kinney is the production manager at Monrovia’s Oregon nursery.
Dec 6, 2023 – 00:42:42
Episode 150 - Ari Miller is the director of design at Hinge Collective in Philadelphia, Pennsylvania.
Nov 29, 2023 – 00:49:11

Recent Reviews

Gorgeosaurus😍

New listener

I’m a new listener, I’m trying to learn as much as I can about trees and the forest. This podcast is great!
Trunk Junk

🫵

Thank you for the great shows
DAVinCHl

Fun, informative and very useful

It keeps getting better with each episode. I’m learning so much. I moved to a large propert with a ton of trees so getting a great education here. Thank you!
Jerry Form

...keeps getting better and better...

Informed arborists seeking to hitch the tree care industry to the climate crisis and the need to plant trees on a mass scale. Guests have been consistently engaging and passionate.
#2,321

Great podcast!

Everyone should listen! Great conversations with knowledgeable people.