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Latest News

ISA Executive Director is retiring

ISA announces Executive Director Jim Skiera’s plans for retirement at the end of 2017. Learn more about the succession plan.

ISA Now Accepting Proposals for Literature Reviews

ISA is continuing their series of scientific literature reviews, with the goal of identifying the frontiers of arboriculture and disseminating this knowledge to the profession worldwide. Therefore, ISA is now accepting proposals for literature reviews on the topics of tree benefits and public awareness, plant health care, urban and community forestry, and mature tree care and preservation. This Request for Proposals is for the performance of a comprehensive literature review of all research relevant to the proposed subject. All proposals must be received by the close of business November 18, 2016.

October Arborist News Now On Line

The latest issue of Arborist News is available on line. Just log in to view the issue now.

2017 ISA Annual International Conference Call for Presentations

One World Under One Canopy 29 July-2 August 2017 in Washington,D.C.: The call for abstracts is open from 01 August to 18 November 2016 (no late submissions will be accepted; the poster submission portal will remain open through January 2017).

Overview of the 10th Guide for Plant Appraisal

The Council of Tree and Landscape Appraisers (CTLA) has issued an overview regarding the 10th Guide currently in the review process.

New Urban Forestry Online Course

Check out this new online course available now in the ISA Online Learning Center.

Call for Abstracts: Civic Science in Urban Forestry

Arboriculture & Urban Forestry, ISA's scientific journal, has an open call for abstracts (through 01 December 2016), inviting researchers to submit to a special issue focusing on civic science in urban forestry, stewardship of urban greenspaces, and participatory research and civic ecology.
Upcoming Events

September 13, 2016 - December 13, 2016

Organic Master Gardener Course - Guelph

October 15, 2016 - December 3, 2016

Organic Master Gardener Course - Kootenay Region

October 26, 2016 - October 28, 2016

ACTE - Production Tree Removal & Rigging

October 26, 2016 - October 28, 2016

ACTE - Production Tree Removal & Rigging

October 27, 2016 - October 28, 2016

Field Identification of Landscape Trees

October 28, 2016

WCISA - Climbing Skills Workshop with A Plus Tree, Inc.

October 28, 2016

Encuentros de Arboricultura (Arboriculture meetings)

October 30, 2016 - November 4, 2016

ACTE - Chainsaw Train the Trainer 5-day

November 2, 2016 - November 4, 2016

Tree Risk Assessment Qualification - Gainesville, VA

November 3, 2016 - November 5, 2016

NZ Arb Association Annual Conference

November 3, 2016

2016 Roots Plus Growers Workshop

November 4, 2016

Fundamentals of Garden Mapping and Surveying

November 6, 2016 - November 8, 2016

New England Chapter ISA Annual Conference & Tradeshow

November 26, 2016 - November 27, 2016

2016 Asia-Pacific Tree Climbing Championship

July 29, 2017 - August 2, 2017

2017 ISA Annual International Conference & Trade Show

July 29, 2017 - July 30, 2017

2017 International Tree Climbing Championship

©International Society of Arboriculture 2009-2016
PO Box 3129 • Champaign, IL 61826, USA • +1.217.355.9411

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