Tree and Plant Appraisal Qualification (TPAQ)

December 6–7, 2019
Intercontinental New Orleans • New Orleans, Louisiana

The Tree and Plant Appraisal Qualification (TPAQ) credential program is an interactive training experience that delves into the concepts contained in the 10th edition of The Guide for Plant Appraisal. Using instructor-led discussions, Socratic method instruction, and case scenarios to illustrate concepts, you will become proficient in conducting appraisals using the various approaches contained in the 10th edition. The training culminates with an open-book exam that tests attendees on their comprehension of the material and concepts. Successful candidates will receive a certificate and be entitled to list TPAQ as a credential.

Link to schedule for more details.

Registration is limited to a maximum of 40 people, no exceptions. A required study manual, 10th ed. of The Guide to Plant Appraisal, should be thoroughly reviewed by the student prior to attending the class.

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Learning Objectives

Upon completion of this course, you will:

  • Describe the economic principles that underlay plant appraisal.
  • Describe the types of field data needed to inform plant appraisal methods and techniques.
  • Define the cost compounding techniques within the cost and income approach and understand its relationship to the i-Tree suite of urban forestry management and assessment tools.
  • Define the research about the contribution of trees and landscape to real estate market value, and its application to plant appraisal.
  • Discuss the methods and techniques within the cost approach, particularly the direct, reproduction, and functional replacement methods.
  • Define reasoned judgments about the value of trees and landscape plants.


What Are the Benefits of Becoming Tree and Plant Appraisal Qualified?

  • Increased credibility. Having the TPAQ designation boosts your credibility. It demonstrates that you understand and can apply the approaches, methods, and techniques of appraisal into your work product.
  • Standing out. Including information about your TPAQ credential on your website, on business cards, and in promotional materials will help you stand out from your competition.

Required Text

Attendees are required to purchase and thoroughly read the 10th edition of The Guide for Plant Appraisal before taking the course.

Maintaining Your Credential

The TPAQ credential is valid for five years from the date it is earned. To maintain the credential, TPAQ holders must retake the TPAQ course and pass the exam every five years, or when The Guide for Plant Appraisal is updated—whichever comes first.


Attendees must have a minimum of three years of experience in arboriculture, horticulture, forestry, landscape contracting, or landscape architecture/design.


Deadline for cancellation is Friday, November 8, 2019.

 No course refunds will be issued after the registration deadline.

 (ASCA observes the right to cancel the TPAQ course due to low attendance and reschedule participants if necessary.)