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Latest News

ISA Accepting Nominations for International Awards of Distinction

Nominate someone for an Award of Distinction, ISA's highest honors, by Friday, 3 February. Learn more about the award categories and access a nomination form online today.

January issue of Arboriculture & Urban Forestry Now Online

In this issue learn the latest on street tree diversity, staging and managing Emerald Ash Borer, root growth response, and more.

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.

Do you know a True Professional of Arboriculture?

If you know someone who demonstrates the qualities of a True Professional, nominate them as an ISA True Professional of Arboriculture. Nominations are due by 3 February, 2017. Learn more and access the nomination form online today.

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!

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

December 17, 2016 - February 17, 2017

Is It VALID? Defects, Decays and Decisions

January 13, 2017 - January 29, 2017

Organic Master Gardener Course

January 14, 2017 - March 18, 2017

Desert Plant Palette - Certificate

January 24, 2017 - January 26, 2017

Tree Risk Assessment Qualification - Surrey, BC

January 24, 2017 - January 26, 2017

Indiana Arborist Association Annual Conference

January 26, 2017 - January 27, 2017

Arboriculture 101 - Days 1&2 of 4

January 29, 2017 - January 30, 2017

NYSA Annual Conference

January 29, 2017 - January 31, 2017

AMTOPP Annual Conference

January 31, 2017 - February 2, 2017

Ohio Tree Care Conference

January 31, 2017

WCISA - Trees and Risk: What we need to know

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

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