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Phone: +1.678.367.0981
Fax: +1.240.547.1795

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International Society of Arboriculture
PO Box 191
Annapolis Junction, MD 20701
United States

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International Society of Arboriculture
270 Peachtree St NW, Suite 1900
Atlanta, GA 30303
United States

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Online CEU Quizzes

TitleCEUsPrice

Arborist News quizzes are available free online to members for one year after the date of publication; a maximum of six quizzes are available at any time. CEU quizzes for older articles may be purchased by both members and non-members. 

"Utility Tree Risk Categorization" and the accompanying CEU quiz will help you understand how to determine the likelihood of impact to a utility target. In this article, you will review how to determine the likelihood of tree failure and learn how likelihood of impact and likelihood of failure combine with consequences of failure to determine a risk rating. 1 CEU (A, U, M, T, L, Bm) 

CEUs for this quiz may be earned only once during the life of your certification. 


1 CEU
ISA Members: $0.00
Retail Price: $13.95
All prices in US Dollars

In this issue, Dendro and Codit reunite with an old friend who needs some serious help determining the cause of decline in local street trees. Article published in the February 2024 issue of Arborist News. This Detective Dendro article first appeared in the June 2012 issue of Arborist News. As we celebrate ISA’s Centennial this year, we are happy to present some of our favorite Dendro stories from past issues. 0.5 CEU (A, U, M, T, Bs). 


0.5 CEU
ISA Members: $9.95
Retail Price: $11.95
All prices in US Dollars

(2023, Digital Product)

Plant Health Care Volume 2 is a compilation of CEU articles previously published in Arborist News. Written by specialists in the field, the articles were thematically selected to improve arborists’ understanding of the interaction between trees, turf, and plants in a healthy landscape. Articles discuss plant health care and related topics, such as Biochar applications, pruning, tree injection, soil assessments and management, IVM, tree lightning protection systems, and the biology of woundwood and callus.

Purchasing this online product gives you access to an electronic, printable version of each article, as well as an online CEU quiz. The articles and CEU quizzes can be viewed on your desktop, laptop, tablet, or smart phone.

CEUs: 10 (A), 6 (U, Bp), 5 (T, L), 7 (M), 3.5 (Bs), 0.5 (Bm)

*You may earn CEUs for the quizzes in this set of articles even if you previously completed the Arborist News quiz from the same article. However, the CEUs for this set of articles may be earned only once during the lifetime of your certification. Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

Complete Set of CEU Articles - Contains 95.75 CEUs. These collections of CEU Articles are designed to advance your arboricultural education, whether you are reviewing a specific concept or wishing to improve your general knowledge of arboriculture. A compilation of previously published CEU articles sorted into ten major categories. Purchasing this online product gives you access to an electronic, printable version of each article, as well as an online CEU quiz. The articles and CEU quizzes can be viewed on your desktop, laptop, tablet, or smart phone. Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


95.75 CEU
ISA Members: $289.95
Retail Price: $359.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding tree science including classifications of conifers and yews; plant traits that resemble abiotic disorders; identifying wood decay and wood decay fungi in urban trees; and American Mistletoe; kissing under a parasite. (13.25 A,U,T,M,L,Bs) Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


13.25 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding of urban forestry, including tree inventories, tree risk assessment and managing trees during construction. (12 A,U,T,M,L, 9 Bm, 2 Bp, 1 Bs) Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


12 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding of tree biology, including tree failure risk evaluations, regulating tree growth, and wind resisting features of trees. (8.5 A,U,T,M,L,Bs) Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


8.5 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding of plant health care including managing trees and turf, root system care, mulching, and preserving trees during construction.  (7.5 A,T,M,L,Bp, 2 U) Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


7.5 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding of tree diagnosis and treatment of both abiotic and biotic stress complexes. (9 A,T,M,L,Bs) Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


9 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding of tree maintenance, including pruning for structure, utility pruning, pollarding, cabling, and lightning protection. (7.5 A,T,M,L,Bp, 6.5 U)  Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


7.5 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding of tree selection and planting including establishment of trees and shrubs, tree transplanting and establishment, dendrology and taxonomy, and post-planting maintenance of trees and shrubs. (9.5 A,U,T,M,L,Bs) Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


9.5 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars

This book is a compilation of previously published CEU articles. The articles were thematically selected to improve arborists' understanding of how trees respond to environmental conditions and changes. (8.5 A,T,M,L,Bm, & 2U) Make sure you're logged-in to the ISA website to check if you've previously purchased these quizzes.


8.5 CEU
ISA Members: $54.95
Retail Price: $67.95
All prices in US Dollars
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