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Adult Opportunities

Woodland Trees (online and in person)

Learn to identify the trees you see every day in the woodlands and neighborhoods of the Chicago region.
(This program has been canceled.)

Content Detail

This program has been canceled.

Hone your ability to identify the trees you see in regional woodlands and neighborhoods! Explore the ecology of various common tree species, find out why they grow in each habitat, and learn about efforts to restore our native tree species.

Begin by completing self-paced online learning materials, which can be done anytime. Then spend the in-person session at The Morton Arboretum walking the woodlands with your instructor to hone your tree identification skills and continue your learning.

This program includes a self-paced online component and an on-site session.

Instructor: Trinity Pierce, Chicago Region Trees Initiative stewardship manager, The Morton Arboretum 

Health and Safety: Program participants must abide by the Arboretum’s health and safety guidelines. Guidelines are subject to change, so please check back frequently. 

Prerequisites: Participants should have previously completed Basic Plant ID (W010) or have previous experience with plant identification.

Continuing Education: This class fulfills a requirement for the Natural Areas Conservation Training (N-ACT) Program. (Learn more about N-ACT.) 

Age: 16 and older



  • This class includes both online and on-site sessions. Online assignments must be completed before the on-site class. 
  • The online materials will take approximately 90 minutes to complete. 
  • Registration closes five hours before online materials become available. Participants will have access to the online materials for 60 days after the course start date.
  • Please dress for the weather during the on-site session, with sun protection, long sleeves, long pants, and sturdy footwear. If rain is forecast, bring rain gear.
  • Bring water and a snack. 
  • Limited to 20 participants.


  • Participants should have previously completed Basic Plant ID (W010) or have previous experience with plant identification.
  • A unique email address for each participant is required at registration. 

Trinity Pierce, stewardship manager, Chicago Region Trees Initiative

Trinity Pierce thrives on leading and learning alongside volunteers in and around green spaces. She has designed and implemented restoration projects from the mountain west to the Midwest; from rural to urban ecosystems.

In her role as the Chicago Region Trees Initiative (CRTI) stewardship manager, Trinity collaborates with communities to increase awareness of the importance and benefits of trees and foster action through plantings and ongoing maintenance in order to grow a healthier, more diverse urban forest. Trinity holds a Master’s degree in Landscape Architecture from the University of Michigan and has a background in history, ecological restoration, and urban green space reconciliation.


Your support is vital to the Arboretum, where the power of trees makes a positive impact on people’s lives.

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