Morris Arboretum

Morris Arboretum

Morris Arboretum is closed today, September 2nd, due to flooding.

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Advisory Board

July 1, 2021 to June 30, 2022

Ellen Nalle Hass, Chair
Susan Mathes Oberwager, Vice Chair
Susan W. Peck, Vice Chair

Janet M. Albaum
Elie-Antoine Atallah
Edith Robb Dixon
Alexandra Edsall
Wendy T. Foulke
Christina Mesires Fournaris
Christopher H. Gadsden
Carole Haas Gravagno
Mu’min Islam
Sarah Lodge
Christine James
James Morrissey
Nina Schneider
Bonnie Schorsch
Tasha Taylor-Igbanol
Joseph B. Townsend
Sue Young

✝ Deceased

Jane Bradley Alavi
George W. Connell
Moses Feldman
Janet F. Haas
Elizabeth P. McLean
Ann Reed
John A. H. Shober

Global Advisors
Jessie B. Hill
William A. Hohns
Chunsheng Lu
Martha J. Wallace
Robert M. Willoughby

Craig Carnaroli
Amanda Cobb
Andrew Cobb
William Cullina
Amy Gutmann
Anne Papageorge
Nicholas Pevzner
Bethany Wiggin
Marie Witt

Click here to view the 2019 Strategic Plan


Director’s Office

William Cullina, The F. Otto Haas Executive Director
Patrice Sutton, Assistant to the Director


Mira Zergani, Director of Development
Kristen Casalenuovo, Moonlight & Roses Event Manager*
Leslie Crane, Associate Director of Corporate and Foundation Relations
Kaelyn Farrell, Development Data and Membership Assistant
Natalie Greene, Manager, Membership and Development Data Systems
Keith Lyons, Assistant Director, Annual Fund
Chelsea Melvin, Assistant Director of Donor Engagement
Alison Thornton, Senior Associate Director of Development
Oanh Nguyen, Development Coordinator


Bryan Thompson-Nowak, Director of Education
Lisa Bailey, Administrative Assistant Education
Joyce Burian, Education Assistant and Phone Receptionist*
Liza Hawley, Assistant Director, Visitor Education and Youth Programs
Ilana Grubin, Education Specialist / Camp Supervisor*
Jeanne Linkens, Education Assistant and Phone Receptionist*
Jan McFarlan, Assistant Director, Education and Intern Programs

Urban Forestry

Jason Lubar, Associate Director of Urban Forestry
Michael LaMana, Associate Director of Arboriculture Outreach
Scott Todd, Urban Forestry Technical Consultant*
Eugenia Warnock, The Martha S. Miller & Rusty Miller Urban Forestry Intern

Finance & Administration

Amanda DeLeo, Business Analyst
Karen Owens, Fiscal Manager


Vince Marrocco, The Gayle E. Maloney Director of Horticulture
Tom Bishop, Gardener*
Shane Campbell, Gardener
Erin Conley, Rosarian
Peter Fixler, Paul W. Meyer Chief Arborist
Andrew Hawkes, Assistant Arborist
Kyra Matin, Propagator
Liam McTigue, The Walter Root Endowed Arborist Intern
Alex Melian, English Park Horticulturist
Jen Monico, Compton Horticulturist
Bruce Morrell, Train Master*
Pamela Morris Olshefski, The McCausland Natural Lands Manager
Joseph Murtaugh, Gardener
Keith Snyder, Equipment Supervisor


Teri Scott, Director of Marketing
Cynthia Schemmer, Digital Marketing Coordinator*

Physical Facilities

Thomas J. Wilson, Moses Feldman Family Director of Physical Facilities
George Beall, Facilities Assistant*
Thomas Bregatta, Facilities Assistant*
Steve Garman, Facilities Assistant*
Rich McAdams, Assistant Maintenance Mechanic
Joe Mellon, Maintenance Mechanic
Robert Nebinger, Facilities Assistant*
Rob Posner, Building Supervisor

Plant Science

Dr. Timothy A. Block, John J. Willaman Director of Plant Science
Dr. Cynthia Skema, Botanical Scientist

Visitor Experience

Christopher Dorman, Director of Visitor Experience
Christina Berry, Visitor Experience Staff*
Cindy Bowman, Visitor Experience Supervisor*
Brendan Boyle, Visitor Experience Staff*
Chris Brown, Rental Coordinator*
Ryan Criswell, Event Supervisor*
Constance Crush, Visitor Experience Staff*
Brett DePaola, Visitor Experience Manager
Richard Distefano, Visitor Experience Staff*
Sherry Falese, Visitor Experience Supervisor*
Maura Gricoski, Visitor Experience Staff*
Evelyn Hammond, Visitor Experience Staff*
Nari Kim, Visitor Experience Staff*
Asher Lentz, Visitor Experience Staff*
Sarah Luddy, Visitor Experience Staff*
Sarah Ruth Peterson, Rental Manager
Terri Purnell, Visitor Experience Staff*
Kelsey Rhodes, Event Supervisor*
Eleanor Simpson, Visitor Experience Staff*
Becky Smith, Event Supervisor*
Peter Sutor, Visitor Experience Staff*
Nick Turco, Visitor Experience Staff*
Dulce Villanueva, Visitor Experience Staff*

*Part-time Staff

Contact Us

Click here for a list of contact information.

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Learn More

2020 Impact Report

Seasons Newsletter


Support Morris Arboretum

Your gift ensures that the Arboretum advances its mission to promote the enjoyment, understanding, and conservation of plants and the natural world.

Give a Gift Today

Recent News

Recent News

Morris Arboretum Named #1 Most Stunning University Garden and Arboretum! Read More »

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Alerts & Updates

Our phones are down at this time, please send us an email at while we work to get them back up.

The Garden Railway will not run in the rain. If the rain subsides it will start running around noon today, October 10th.

The Arboretum is open as usual. Click here for hours.

Please note: The Rose Garden is closed for maintenance every Thursday morning until noon.

Weather conditions may limit garden access to certain features even if the garden is open – please check the web site or call (215) 247-5777 for updates before visiting. Our visitors’ safety in the garden is our top priority. Therefore when inclement weather is predicted, we will make decisions about closing the garden accordingly.