3 Best Free Online Arborist Classes

There are a few free online arborist classes out there as most of the online courses are paid. Here is a list of some we could find just for you.

But why do we need online courses?

Well, online courses like arborist online courses are not advisable for students just entering into the field of arboriculture as it would be better if they get a diploma or a degree.

This kind of online course would give you a perspective if you are entering the arboriculture field but it would be more beneficial for those who are already in the field and want to add to their knowledge.

Through work-based learning, a professional activity, formal education, or self-directed learning, these online courses will assist an active arborist in developing personal skills and expertise.

No matter your age, profession, or level of knowledge, it enables you to consistently advance your skills and keeps you informed about the many tree species, their requirements, illnesses, and tree care methods, tools, and equipment.

Free Online Arborist Classes

  • Introduction to Arboriculture by Alison
  • Free Training for Students to Become Arborists by Folsom Lake College
  • Introduction to Arboriculture Safety by The Tree Care Industry Association (TCIA)

1. Introduction to Arboriculture by Alison

Since they provide us with oxygen, store carbon, stabilize the soil, and support biodiversity, trees are essential to our continued existence on the planet. Therefore, it is crucial to protect and manage them sustainably.

You will gain the knowledge and abilities necessary to work in arboriculture by taking this course. It offers crucial information and instruction in tree identification, selection, and maintenance.

Basics of Arboriculture

  • Basics of Arboriculture – Learning Outcomes
  • Tree Biology and Planting Techniques
  • Tree Care and Maintenance
  • Arboriculture – Equipment and Operation
  • Basics of Arboriculture – Lesson Summary

Course Assessment – Introduction to Arboriculture

In This Free Course, You Will Learn How To

  • Explain the appropriate procedures for planting a variety of trees in different conditions.
  • Discuss the characteristics of plant nutrition necessary for healthy plant growth.
  • Summarise the proper techniques for pruning trees.
  • Recall the remedies for the management of a variety of common pests and diseases. Identify the significance of organic matter in soil management.
  • Describe the significance of photosynthesis in seed germination and tree growth.

It costs nothing to enroll in, take, or finish any course at Alison. You must receive 80% or above on each course evaluation to pass this Certificate course and graduate from Alison.

You have the choice to obtain an official Diploma after completing this Certificate course, which is a fantastic opportunity to showcase your accomplishment. Aside from this course, Alison also provides others that can help one advance their understanding of arboriculture.

Access this course here

2. Free Training for Students to Become Arborists by Folsom Lake College

The Utility Line Clearance Arborist Training program at Folsom Lake College offers students free training in a 5-week course to become an arborist for wildlife fire prevention.

Additionally, the program gives students the chance to take part in a mini job fair with nearby arbor enterprises while also helping them improve their resumes and prepare for interviews.

There are many job prospects because the program was created when PG&E contacted the California government in June 2019 to hire and train 3,000 arborists for utility line clearing.

This program is perfect for students interested in outdoor, hands-on work with great earning potential and rapid entry into the area. Students will learn about general safety, the basics of equipment, aerial work, aerial lifts, identifying trees and shrubs, and tree climbing.

Conditions to Meet Before Applying

  1. Students must be at least 18 years old.
  2. Students must understand safety, be able to lift 50 pounds, be able to walk for long distances, climb trees, wear heavy equipment, and operate in loud environments.
  3. The ability to speak in English is a requirement.

Access this course here

3. Introduction to Arboriculture Safety by The Tree Care Industry Association (TCIA)

The Tree Care Industry Association offers a certificate program in Introduction to Arboriculture Safety for those considering or brand-new to an arboriculture vocation. You will receive a certificate once the course is finished, which you can show prospective employers as part of your career hunt.

Welcome to the Introduction to Arboriculture Safety provided by the Tree Care Industry Association. You will study general tree care safety in this program so that you may stay safe when working outside.

You’ll be given a completion certificate if you’ve finished the course satisfactorily. From the date of issue, the certificate is valid for a full year.

Course Content

  • The Importance of Tree Care
  • Extend Your Learning: Explore Industry Resources
  • Is Tree Care For Me
  • Tree Care Careers
  • Introduction: Study Questions
  • Introduction: Conclusion
  • Safety First
Chapter 1: ANSI Z133
  • Stop, Look, Listen
  • Purpose and Scope
  • What is ANSI Z133?
  • Consequences
  • Chapter 1: Study Questions
  • Chapter 1: Conclusion
Chapter 2: Personal Protective Equipment
  • Protect Yourself
  • What is PPE?
  • Selecting the PPE for the Job
  • PPE Requirements
  • Chapter 2: Study Questions
  • Chapter 2: Conclusion
Chapter 3: Communication
  • Benefits of Effective Communication
  • Non-verbal Communication
  • Active Listening
  • Communication Challenges: Language Barriers
  • Communication Challenges: Distance
  • Extend Your Learning: Command and Response Checklist
  • Chapter 3: Study Questions
  • Chapter 3: Conclusion
Chapter 4: Work Site Set-Up
  • Creating a Safe Work Site
  • Work Site Set-Up Goals
  • Traffic Control
  • Warning Signs and Cones
  • Extend Your Learning: Work Site Set-up Checklist
  • Chapter 4: Study Questions
  • Chapter 4: Conclusion
Chapter 5: Tree and Site Inspection
  • Tree and Site Inspection
  • Site Inspection
  • Extend Your Learning: Site Inspection
  • Tree Inspection
  • What To Look For: Roots
  • What To Look For: Trunk
  • What To Look For: Canopy
  • Special Hazards
  • Extend your Learning: Tree Inspection
  • Chapter 5: Study Questions
  • Chapter 5: Conclusion
Chapter 6: Job Briefing
  • Job Briefing
  • Job Briefing: What’s Included
  • Work Plan & Mitigating Hazards
  • Sample Job Briefing
  • Extend Your Learning: Lead a Job Briefing
  • Chapter 6: Study Questions
  • Chapter 6: Conclusion
Final Assessment
  • Final Assessment1 Quiz

Access this course here


In conclusion, taking a free online course for arboriculture would add to your knowledge but, it would be better if you pay for one as you are getting value for your money and some of the paid classes are professional certifications. Or better still, attend a physical class or conference.


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A passion-driven environmentalist by heart. Lead content writer at EnvironmentGo.
I strive to educate the public about the environment and its problems.
It has always been about nature, we ought to protect not destroy.


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