Free Noonhour (Eastern) Broadcasts return, Sept 10 & Oct 01, 2026
"Planning for Roots: Optimal Spacing, Minimum Thresholds, and Workarounds"
with Andrew Koeser, PhD, Univ of Florida
Competition for space can be a key limiting factor for urban trees. Join Dr. Andrew Koeser, as he discusses spacing requirements as well as techniques that may be implemented to foster healthy tree root development.
To attend live on 9/10/26 @ Noon (Eastern) and receive an ISA/0.5 MCA CEU at no cost, click here or visit www.joinwebinar.com and enter 847-859-331
(Space will be limited – all attendees should be
prepared to join the live broadcast promptly)
Free Noonhour (Eastern) Broadcasts continue, Oct 01, 2026
"Applications of Biochar in Urban Forestry"
with Emily Silver, PhD, Michigan State University
Urban trees face a myriad of challenges, including poor soil conditions. Join Dr. Emily Silver, Michigan State University, as she discusses the various uses of biochar for soil remediation aimed at improving urban tree health.
To attend live on 10/01/26 @ Noon (Eastern) and receive an ISA/0.5 MCA CEU at no cost, click here or visit www.joinwebinar.com & enter 667-126-819
(Space will be limited – all attendees should be
prepared to join the live broadcast promptly)
1. Watch the live webcast and obtain the CEU course code at the end of the live presentation.
2. Complete the participant survey
3. Go to the CE Credit page and complete the appropriate form for CEUs.
Here we answer common questions and offer helpful do-it-yourself tips about tree planting, soil sampling, and the environment:
Introduction
Soil Sampling
Percolation Testing
In-Ground Fabric (IGF) Container Tree Planting
Traditional Container-Grown (CG) Tree Planting
Dr. Rick W. Harper
Extension Professor of Urban & Community Forestry
Department of Environmental Conservation
University of Massachusetts Amherst
160 Holdsworth Way
Amherst, MA 01003
Urban Trees and Plymouth Shoreline, Plymouth, MA