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Latest News

ISA Member Get a Member Referral Rewards Program

Bring a friend to ISA 1 February through 31 May 2017 to share the benefits of networking and professional development opportunities through ISA membership. When anyone you refer joins ISA as a Professional Member, you will earn rewards from ISA!*

February Issue of Arborist News Available Online

The February issue is now live. Read about Plant Health Care and Diagnostics, Ice Storm Damage, Working with First Responders, and so much more.

Student Participation Opportunities at ISA Annual International Conference

Students apply today to be an ISA Student Ambassador or for an AREA Travel Grant and get the opportunity to attend the ISA Annual International Conference in Washington, DC. Apply online today!

Available for Informal Peer Review: Guide for Plant Appraisal (10th Edition)

The Council of Tree and Landscape Appraisers (CTLA) announces that the draft manuscript is available for review by member organizations. The manuscript is accessible for review purposes only and should not be reproduced or duplicated.

Safety is Critical Requirement when Looking to Hire an Arborist for Tree Care

Tree work can be dangerous. The International Society of Arboriculture reminds consumers to choose professional arborists who are well-trained in safety and industry best practices.

Update: Mechanical Devices Approved for Stationary Rope Systems

In an effort to offer the latest in innovation for climbing equipment and techniques, ISA has clarified terms and approvals for stationary rope systems. Please view the complete update.
Upcoming Events

January 14, 2017 - March 18, 2017

Desert Plant Palette - Certificate

February 9, 2017 - April 13, 2017

Arborist Certification Workshop

February 18, 2017 - April 8, 2017

Arborist Certification Workshops

February 19, 2017 - February 21, 2017

2017 WAA/DNR Annual Conference

February 21, 2017 - April 25, 2017

Arborist Certification Workshops

February 22, 2017 - February 24, 2017

ISA Ontario's 68th Annual Educational Conference & Tradeshow

February 22, 2017 - February 24, 2017

Tree Risk Assessment Qualification - Oregon City, OR

February 22, 2017

Is It VALID? Defects, Decays and Decisions

February 23, 2017

Diagnosing and Detecting Woody Plant Disorders

February 24, 2017 - February 26, 2017

ISA Southern Chapter 36th Annual TCC

February 24, 2017

Is It VALID? Defects, Decays and Decisions

February 24, 2017

Preserving Trees During Construction

February 25, 2017

Overhead & Underground Electric Safety Workshop

June 21, 2017 - June 25, 2017

2017 European Tree Climbing Championship

July 28, 2017 - August 2, 2017

2017 ISA Annual International Conference & Trade Show with ITCC

July 28, 2017 - July 30, 2017

2017 International Tree Climbing Championship

October 20, 2017 - October 22, 2017

2017 North American Tree Climbing Championship

©International Society of Arboriculture 2009-2017
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