Dec. 6: Regional Tree Canopy Professionals Seminar

Friday, December 6, 2019


8am Coffee and Registration | Lunch Provided | Happy Hour
720 East Pete Rose Way, Suite 420, Cincinnati, Ohio 45202


8:00 AM Registration and Coffee
8:30 AM Welcome Remarks
8:45 AM Keynote Presentation
9:45-12:00 PM Morning Seminar Sessions
12:00-12:45 PM Lunch – Taking Root Engagement
12:45 – 3:00 PM Afternoon Seminar Sessions
3:00-5:00 PM Happy Hour and Vendor Expo in Sawyer Point Building Atrium


Keynote Presentation:

State of the Science: 10 Steps Towards a Successful & Sustainable Urban Forest for Stormwater Management

Peter MacDonagh, FASLA, ISA, LEED AP

MPS Hort. (2018) & B. Land. Arch. (1985) both from Univ. of Minnesota. Cert. Hort. (1980) Irish National Botanic Garden.

Peter is co-founder of The Kestrel Design Group, Inc., and its Director of Science & Design with 35 Years of innovative ecological design experience in: urban forestry, storm water management, ecosystem restoration and green roofs. Peter has applied his sustainable design skills to improving: urban forests, downtowns, parks, soils, lakes & rivers on public lands for: cities, school & university campuses, counties, watersheds, states, provinces; and with private landowners on mines; in North America and Europe.

Peter is an internationally recognized authority on: urban forests; sustainable green & blue infrastructure: and soil bio-engineering. He is adjunct professor at the University of Minnesota in landscape architecture, architecture and forestry. He has authored Minnesota’s: sustainable site & water guidelines; and the state’s storm water chapters on: green roofs; urban trees; filtration & remediation of damaged soils; and state manuals on native seeds for roadsides; and soil bioengineering. Peter has had many peer-reviewed papers and chapters published, and has presented at over 200 conferences, symposia, and workshops in the USA, Canada & Costa Rica; the European Union, and SE Asia.


Featured Presentations:

Tree Risk Management Plans: Don’t Leave Your Office Without One

Jenny Gulick, Principal & Consulting Community Forester, UrbanCanopyWorks

Jenny Gulick is a Certified Arborist and forester with over 30 years of experience in both the public and private sectors. She received a B.S. in Forest Resource Management from West Virginia University and an M.A. in Public Administration from the University of Cincinnati. Jenny has first-hand experience developing community forest master plans and tree protection ordinances, performing operations reviews, planning and managing tree preservation projects, and conducting tree risk assessments and tree value appraisals. She is passionate about providing real-world, practical solutions to community forestry and tree care issues and about building bridges and consensus around the management of trees.

Jenny has successfully completed urban forestry consulting projects across the country for all levels of government as well as for national organizations, including the US Forest Service, US Environmental Protection Agency, the Veterans Administration National Cemetery Administration, and American Forests. She was a key contributor to national green infrastructure projects such as the Guide and Using an Interactive Stormwater Model for Educating about Green Best Management Practices. She has also authored urban forest management plans for communities across the country where trees’ contributions to stormwater management were analyzed and highlighted.

What’s Killing our Trees? The Top 5 Revealed

Lindsey A. Purcell, Urban Forestry Extension Specialist, Department of Forestry and Natural Resources, Purdue University

Lindsey Purcell came to the department of Forestry and Natural Resources in 2008 and brings a wealth of experience, including eight years with the city of Indianapolis as forestry supervisor and city forester, director of operations for The Nature Conservancy of Indiana, working many years for tree care and landscape maintenance firms, and adjunct instructor of horticulture technology at Vincennes University. Lindsey is an ISA Certified Arborist with an A.S. from Vincennes University, B.S. from Purdue and M.Ed. from Indiana State. As executive director of the Indiana Arborists Association, his goal will be developing a vibrant extension program that anticipates the needs of the urban forestry community and arboriculture professionals   Lindsey will work closely with students at Purdue pursuing a minor in Urban Forestry, providing instruction in Arboriculture Practices and Urban Forestry Issues courses in the FNR department.

Connecting the Dots: Plant Diversity, Pollinators, and Pest Management

Joe Boggs, Assistant Professor, Ohio State University Extension, Hamilton County, and the OSU Department of Entomology

Joe specializes in tree problem diagnostics including the detection and management of tree pests. Joe averages over 100 presentations per year teaching in local, state, national, and international conferences. He is a frequent contributor to various trade journals including American Nurseryman, Tree Care Industry Association Magazine, and Canadian Groundskeeper. Joe has a weekly Saturday morning radio segments titled “The Buggy Joe Boggs Report” that airs from April through October on the radio show, “In the Garden with Ron Wilson,” (WKRC, Cincinnati); the show is syndicated by iHeartRadio to 30 radio stations in 12 states.

The Critical Importance of Preserving Existing Trees and How Preservation Is Misunderstood

Ronald E. Rothhaas, Jr., Managing Director, Arbor Doctor, LLC.

Ronald Rothhaas is an ISA Board Certified Master Arborist® and Managing Director of Arbor Doctor LLC, specializing in plant health care, tree preservation, and landscaping. He got his start in horticulture by joining his community tree board while in high school. Ron is an alumnus of The Ohio State University and Cincinnati State Technical and Community College. Ron is a member of the International Society of Arboriculture and is a member of the Ohio, Indiana, and Kentucky ISA Chapters. He is ISA Tree Risk Assessment Qualified, ASCA Tree and Plant Appraisal Qualified, and is a member of the American Society of Consulting Arborists, the Professional Grounds Management Society, the Tree Care Industry Association and the Ohio Nursery and Landscape Association. Ron is a frequent guest on In The Garden With Ron Wilson on 55WKRC where he talks about trees, horticulture, and his other favorite topic, meteorology. Ron has been married for 28 years and has two adopted daughters and an adopted son. He lives in Green Township on the west side of Cincinnati but has clients throughout the Cincinnati metro area. In his spare time Ron is active in Westwood Citizens On Patrol, Cincinnati Police Department, District 3. Arbor Doctor has an extensive web site, blog site, and Facebook presence. The website is

Modern Trees for the CityScape

Pat Greeson, Natorp’s Outdoor Sales

Pat Greeson is a lifelong resident of southern Clermont County and had his start growing crops and garden plants on the family farm. He has been employed with Natorp’s Nursery for the past 32 years. He worked in the retail department for 20 years and currently works in the wholesale division where he is a sales associate serving retail garden stores throughout the mid-west. He specializes in Herbaceous and woody perennials and has gained a lot of experience through trial and error in his own garden Pat has been active with the Ohio Nursery and Landscape Association since 1988. He is a Master Ohio Certified Nursery Technician.

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