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Events: climbing comps, trade shows and conferences

Where tree workers meet in person, from chapter climbing championships to the big trade shows. Each name opens the organiser's own page.

Checked on the organisers' pages on October 6, 2026. Dates and prices change: the organiser's page has the last word. These events are run by others, not by ArboNation.

All events

Showing all 99 events

Oct 9 to 11, 2026 · St. Louis, Missouri, United States

ISA 2026 International Tree Climbing Championship

The world final of the tree climbing championship. Climbers perform five work-style events in the preliminary rounds.

Climbing competition · Run by International Society of Arboriculture

Oct 12, 2026 · Stirling, Scotland, United Kingdom

Applied AI for Arboriculture

A one-day workshop on using AI tools for report preparation, data analysis and admin in arboricultural work.

Workshop or course · Run by Arboricultural Association · £150.00 for a member, £180.00 non-member (inc. VAT)

Oct 13 to 16, 2026 · Quebec City, Quebec, Canada

Canadian Urban Forest Conference 2026

Talks, field tours and poster presentations on urban forestry, for professionals from across Canada.

Conference · Run by Tree Canada

Oct 15, 2026 · Perth, Western Australia, Australia

AANZAA Tree Risk & Value Assessment (Perth)

A one-day session on the AANZAA tree risk and tree valuation methods and app, developed by Arb Australia with NZ Arb.

Workshop or course · Run by Arboriculture Australia

Oct 16, 2026 · Kent, Ohio, United States

Integrating Nature for Healthier Communities

A one-day event in Lowry Hall at Kent State University, listed by the Ohio Chapter.

Conference · Run by Ohio Independent Arborist Association

Oct 21, 2026 · Staverton, Suffolk, United Kingdom

East Anglia Branch - Staverton Park and The Thicks

A guided walk hosted by Gary Battell through Staverton Park and The Thicks, a Grade I Nature Conservation Review site and Site of Special Scientific Interest. Open to members and non-members; bring your own lunch.

Workshop or course · Run by Arboricultural Association · £0.00 for a member or non-member

Oct 21, 2026 · Natick, Massachusetts, United States

October 2026 MAA Meeting

An afternoon and evening meeting, 4:00 to 7:00 PM, where an attorney talks about legal pitfalls for tree care businesses: advice to clients, property boundaries, contracts and insurance.

Conference · Run by Massachusetts Arborists Association

Oct 22, 2026 · Davis, California, United States

ASTI Aerial Lift Operations 2 (Aerial Lift Rescue)

A one-day workshop with classroom talks and field work on aerial lift emergencies, aerial rescue protocol, first aid and working with EMS. Lunch is provided and attendees get access to an online course on the same subject.

Workshop or course · Run by Western Chapter ISA

Oct 22, 2026 · Athens, Ohio, United States

Southeast Ohio Tree Care Conference

A one-day regional conference with talks from Ohio DNR staff and others. It offers an estimated 6 ISA CEUs.

Conference · Run by Ohio Independent Arborist Association

Oct 23, 2026 · Colma, California, United States

Bilingual Workshop: Rooted in Safety: From Biology to the Jobsite

A full-day seminar given in English and Spanish at Cypress Lawn Arboretum. The morning covers tree and palm biology, personal safety and gear checks, and job site safety; the afternoon rotates through three outdoor stations.

Workshop or course · Run by Western Chapter ISA

Oct 23 to 24, 2026 · Lexington, Kentucky, United States

Kentucky Tree Climbing Championship

A state climbing championship at Woodland Park with five preliminary events, a Masters' Challenge, exhibitor booths and a kids' climb. Climbers and volunteers register online.

Climbing competition · Run by Kentucky Arborists' Association

Oct 23, 2026 · Olympia, Washington, United States

Managing Trees & Vegetation on Puget Sound Shorelines Workshop

A one-day workshop at South Puget Sound Community College, taught by John Bornsworth, on trees and vegetation along shorelines. It carries 7.5 CEUs, and lunch is included if booked by the deadline.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$160 PNW chapter member, US$195 non-member, US$110 student

Oct 24, 2026 · Mukwonago, Wisconsin, United States

Aerial Rescue Training Workshop

A one-day aerial rescue class covering spar rescue, compromised climber systems and ascent pick-offs. Students bring climbing gear and spurs to take part.

Workshop or course · Run by Wisconsin Arborist Association · US$75 WAA member, US$85 non-member

Oct 27 to 28, 2026 · Portland, Oregon, United States

Wildfire Risk Reduction Qualification (WRRQ) for Arborists

A two-day course on how wildfire moves through a landscape and which mitigation options arborists can recommend or carry out on client properties. It carries 11.5 CEUs for both days.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$250 PNW chapter member, US$300 non-member, US$100 student

Oct 28, 2026 · Epping, England, United Kingdom

Applied AI for Arboriculture

A one-day workshop on using AI tools for report preparation, data analysis and admin in arboricultural work.

Workshop or course · Run by Arboricultural Association · £150.00 for a member, £180.00 non-member (inc. VAT)

Oct 29, 2026 · Plymouth, Minnesota, United States

MSA 2026 Fall Conference

A one-day safety-themed conference with aerial rescue and emergency response, first aid kit and communication sessions.

Conference · Run by Minnesota Society of Arboriculture · US$160 current member, US$190 non-member, US$60 student (early bird on or before October 15, 2026)

Oct 29 to 31, 2026 · Rotorua, Bay of Plenty, New Zealand

NZ Arb Annual Conference 2026

Three days of talks and a trade zone at the Energy Events Centre, an industry awards dinner at Te Puia, plus an optional Applied Tree Biology workshop on the Saturday at The Pullman.

Conference · Run by New Zealand Arboricultural Association · NZ$260 plus GST for the student and climber rate, which the page gives for full-time tertiary students and retirees

Oct 30, 2026 · Atlanta, Georgia, United States

Aerial Rescue (Aerial lift rescue + tree climber rescue)

A one-day hands-on aerial rescue class for climbers. Bring your own climbing gear; 8 CEUs are offered.

Workshop or course · Run by Georgia Arborist Association · US$150 for tree care professionals, US$100 for members of GAA

Oct 30 to 31, 2026 · Rotorua, Bay of Plenty, New Zealand

NZ Arb Husqvarna National Tree Climbing Championship

The national final, with preliminary events in throwline, ascent, belayed speed climb, aerial rescue and work climb. It runs during the NZ Arb conference week.

Climbing competition · Run by New Zealand Arboricultural Association

Oct 31, 2026 · Rotorua, Bay of Plenty, New Zealand

Applied Tree Biology workshop (NZ Arb Conference)

A full-day optional workshop with Dr Andrew Hirons on how tree biology feeds into practice and management decisions. It can be booked alone or with conference registration.

Workshop or course · Run by New Zealand Arboricultural Association · NZ$300 plus GST NZ Arb member, NZ$350 plus GST non-member at standard rates

Nov 2, 2026 · Gloucestershire, England, United Kingdom

Arboricultural Knowledge - In Person

A one-day course to revise tree identification, physiology, pruning practice, decay fungi, pests and the legal framework.

Workshop or course · Run by Arboricultural Association · £185.00 for a member, £247.00 non-member (exc. VAT)

Nov 2 to 4, 2026 · Lake Tahoe, California, United States

UAA Western Regional Meeting and Safety Summit

A combined regional meeting and safety summit for vegetation management people, with region-specific talks, safety demonstrations and field-focused training. Attendees pick one part or the full event.

Conference · Run by Utility Arborist Association

Nov 4, 2026 · Sheffield, England, United Kingdom

National Tree Officers Conference 2026

A one-day gathering of UK tree professionals at The Cutlers' Hall, with talks on tree inspection and risk, storm response, canopy cover and ancient woodland protection.

Conference · Run by Institute of Chartered Foresters · £55 standard ticket

Nov 4, 2026 · Worcester, Massachusetts, United States

Trees and the Law (MTWFA)

A course on Massachusetts General Law Chapter 87 and how it applies to municipal tree management, for tree wardens, arborists and public works staff. 3.5 CEUs are pending.

Workshop or course · Run by Massachusetts Tree Wardens' and Foresters' Association

Nov 5 to 6, 2026 · Oregon City, Oregon, United States

Tree and Plant Appraisal Qualification (TPAQ)

A two-day introduction to the theory and practice of tree and plant appraisal at Clackamas College, with instructor-led talks and case scenarios. Anyone can attend; sitting the exam needs set experience and education, which the organiser lists.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$1,200 for qualified ASCA members, US$1,500 for qualified non-members

Nov 6, 2026 · Schaumburg, Illinois, United States

Arborist Training: Plant Health Care

A one-day training at the Al Larson Cultural Center, 8:00 AM to 3:00 PM.

Workshop or course · Run by Illinois Arborist Association

Nov 6 to 8, 2026 · Lithia Springs, Georgia, United States

Georgia Arborist Association 28th Annual Tree Climbing Championship

The Georgia state tree climbing championship at Violet Stout Park, with qualifying events and an awards dinner on the Saturday and the Masters Challenge on the Sunday.

Climbing competition · Run by Georgia Arborist Association

Nov 6 to 8, 2026 · Catalina Island, California, United States

Women's Tree Climbing Workshop, Catalina Island

A three-day climbing workshop at Emerald Bay Camp for climbers with experience. The organiser shows a wait list for this one.

Workshop or course · Run by Women's Tree Climbing Workshop

Nov 7 to 8, 2026 · Wangaratta, Victoria, Australia

VTCC Victorian Tree Climbing Championships

The Victorian state tree climbing championship. Direct entry is by application and unsuccessful applicants are offered the Qualifying Event.

Climbing competition · Run by Victorian Tree Industry Organisation

Nov 10 to 12, 2026 · Sydney, New South Wales, Australia

ISA TRAQ Course, hosted by Arb Australia (Sydney)

A tree risk assessment qualification course. Applicants must first be approved by ISA, and registration closes 4 weeks before the start.

Workshop or course · Run by Arboriculture Australia

Nov 11 to 14, 2026 · Fort Lauderdale, Florida, United States

TCI EXPO 2026

The tree care industry's largest conference and trade show, at the Broward County Convention Center. It has 29 education sessions, 46 demos and sessions on the show floor, and 3 pre-conference workshops.

Trade show · Run by Tree Care Industry Association · US$75 for a trade show only pass onsite for non-members, US$60 for members

Nov 11 to 13, 2026 · Auburn Hills, Michigan, United States

Tree Risk Assessment Qualification Course (Michigan)

A three-day TRAQ course at Oakland Community College, 8:00 AM to 5:00 PM on the first two days and to noon on the third. Registration closes October 11, 2026.

Workshop or course · Run by ISA Michigan Chapter

Nov 12, 2026 · Sydney, New South Wales, Australia

AANZAA Tree Risk & Value Assessment (Sydney)

A half-day session on the AANZAA tree risk and tree valuation methods and app, developed by Arb Australia with NZ Arb.

Workshop or course · Run by Arboriculture Australia

Nov 13, 2026 · Schaumburg, Illinois, United States

Arborist Training: Soil & Nutrient Management

A one-day training at the Al Larson Cultural Center, 8:00 AM to 3:00 PM.

Workshop or course · Run by Illinois Arborist Association

Nov 13, 2026 · Seattle, Washington, United States

Observing Trees: Common Decay Issues, Visual Tree Assessment

A one-day workshop at the Center for Urban Horticulture, taught by Scott Baker, on common decay issues, visual tree assessment and communicating tree issues. It carries 6.5 CEUs.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$150 PNW chapter member, US$185 non-member, US$110 student

Nov 13 to 14, 2026 · Perth, Western Australia, Australia

WA State Tree Climbing Championships 2026

The Western Australian state climbing championship at the Perth Hills Discovery Centre, run to the ISA 2026 rule book with a gear check.

Climbing competition · Run by ArbWest

Nov 16 to 18, 2026 · Tinley Park, Illinois, United States

44th IAA Annual Conference & Trade Show

Three days of education, live demonstrations and the region's largest trade show, with CEUs on all three days.

Conference · Run by Illinois Arborist Association

Nov 16 to 17, 2026 · St. Louis, Missouri, United States

Annual UCFS Conference and Tradeshow

A pre-conference bus tour and fun run on the Monday, then a full conference day and a trade show on the Tuesday, ahead of the Partners in Community Forestry conference. ISA CEUs are offered.

Conference · Run by Urban and Community Forestry Society · US$210 for a member, US$310 non-member, US$100 student

Nov 16, 2026 · Tinley Park, Illinois, United States

Arborist Training: Herbicide Drift Issues

A one-day training at the Tinley Park Convention Center, 8:00 AM to 4:30 PM.

Workshop or course · Run by Illinois Arborist Association

Nov 16, 2026 · Gloucestershire, England, United Kingdom

Basic Tree Inspection

A one-day course on recognising hazardous trees from ground level and reporting them. Includes a Lantra Awards workbook for Basic Tree Survey and Inspection.

Workshop or course · Run by Arboricultural Association · £185.00 for a member, £247.00 non-member (exc. VAT)

Nov 16 to 18, 2026 · Springfield, Massachusetts, United States

ISA Tree Risk Assessment Qualification 3.0 (Springfield)

A three-day TRAQ course at the John J. Shea Building, 8 to 5 on days one and two and 8 to noon on day three. It carries 14.5 CEUs.

Workshop or course · Run by New England Chapter ISA · US$625 for chapter members, US$750 non-members

Nov 16 to 19, 2026 · St. Louis, Missouri, United States

Partners in Community Forestry Conference Week

A conference week for urban forestry practitioners and community tree champions at the Union Station Hotel, with a peer network day and exhibitors. The Urban and Community Forestry Society dates the Partners conference itself as November 18 to 19.

Conference · Run by Arbor Day Foundation

Nov 17, 2026 · Gloucestershire, England, United Kingdom

BS5837 - Tree Surveying and Categorising

A one-day course with outdoor practical exercises on collecting and categorising tree survey data to BS5837.

Workshop or course · Run by Arboricultural Association · £185.00 for a member, £247.00 non-member (exc. VAT)

Nov 17 to 19, 2026 · Auckland, New Zealand

ISA TRAQ 3.0 Course

A three-day tree risk assessment qualification course run by NZ Arb. Online ISA pre-approval is needed first.

Workshop or course · Run by New Zealand Arboricultural Association

Nov 17 to 19, 2026 · Cuyahoga Heights, Ohio, United States

TRAQ Qualification Course (Ohio)

A three-day tree risk assessment qualification course listed on the chapter calendar.

Workshop or course · Run by Ohio Chapter ISA

Nov 18, 2026 · Gloucestershire, England, United Kingdom

Applied AI for Arboriculture

A one-day workshop on using AI tools for report preparation, data analysis and admin in arboricultural work.

Workshop or course · Run by Arboricultural Association · £150.00 for a member, £180.00 non-member (inc. VAT)

Nov 18 to 20, 2026 · Adelaide, South Australia, Australia

ISA TRAQ Course, hosted by Arb Australia (Adelaide)

A tree risk assessment qualification course. Applicants must first be approved by ISA, and registration closes 4 weeks before the start.

Workshop or course · Run by Arboriculture Australia

Nov 18 to 20, 2026 · Redmond, Oregon, United States

PNW-ISA TRAQ Workshop 3.0 (Redmond)

A three-day tree risk assessment qualification course: a two-day class followed by a half-day assessment with a written and a field part. The fee does not include the ISA manual.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$735.33 PNW chapter member, US$862.07 non-member

Nov 20, 2026 · Adelaide, South Australia, Australia

AANZAA Tree Risk & Value Assessment (Adelaide)

A half-day session on the AANZAA tree risk and tree valuation methods and app, developed by Arb Australia with NZ Arb.

Workshop or course · Run by Arboriculture Australia

Nov 20 to 22, 2026 · Efland, North Carolina, United States

Women's Tree Climbing Workshop, North Carolina

A three-day tree climbing workshop at Camp Chestnut Ridge. The organiser's page shows registration open.

Workshop or course · Run by Women's Tree Climbing Workshop

Nov 25 to 27, 2026 · Cleveland, Queensland, Australia

ISA TRAQ Course, hosted by QAA (November)

A tree risk assessment qualification course at the association's office. The listing says registrations are closing.

Workshop or course · Run by Queensland Arboricultural Association

Nov 30 to Dec 2, 2026 · Honolulu, Hawaii, United States

ISA TRAQ 3.0 Course (Honolulu)

A three-day tree risk assessment qualification course at the city Division of Urban Forestry.

Workshop or course · Run by Western Chapter ISA

Nov 30 to Dec 2, 2026 · Cleveland, Queensland, Australia

ISA TRAQ Course, hosted by QAA (December)

A second run of the tree risk assessment qualification course at the association's office. The listing says registrations are closing.

Workshop or course · Run by Queensland Arboricultural Association

Dec 2 to 5, 2026 · Long Beach, California, United States

ASCA 2026 Annual Conference

The society's annual conference at The Westin Long Beach, with education for consulting arborists.

Conference · Run by American Society of Consulting Arborists

Dec 3, 2026 · Gloucestershire, England, United Kingdom

Professional Tree Inspection Refresher

A one-day update on tree inspection policy, recent legal cases and diagnostic techniques for those who took the 3-day Professional Tree Inspection course.

Workshop or course · Run by Arboricultural Association · £200.00 for a member, £268.00 non-member (exc. VAT)

Dec 6 to 7, 2026 · Long Beach, California, United States

Tree and Plant Appraisal Qualification (TPAQ), Long Beach

A two-day introduction to the theory and practice of tree and plant appraisal. Anyone can attend; sitting the exam needs set experience and education, which the organiser lists.

Workshop or course · Run by Western Chapter ISA

Dec 11, 2026 · Round Lake Beach, Illinois, United States

Arborist Training: Pesticide Safety

A one-day training at the Round Lake Beach Cultural & Civic Center, 8:00 AM to 4:30 PM.

Workshop or course · Run by Illinois Arborist Association

Dec 11, 2026 · Oregon City, Oregon, United States

Report Writing & Trees and the Law, Oregon Workshop

A one-day workshop at Clackamas College, taught by a tree warden and a lawyer, on the parts of a tree risk assessment report that the A300 standards call for, and on trees and the law. It carries 6 CEUs.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$210 PNW chapter member, US$245 non-member, US$125 student

Jan 12 to 14, 2027 · Toronto, Ontario, Canada

Landscape Ontario Congress Trade Show & Conference 2027

A three day green industry trade show at the Toronto Congress Centre with 450+ exhibitors, education sessions and a conference for the Canadian landscape industry.

Trade show · Run by Landscape Ontario

Jan 13 to 15, 2027 · Victoria, British Columbia, Canada

PNW-ISA TRAQ Workshop 3.0 (Victoria)

A three-day tree risk assessment qualification course: a two-day class followed by a half-day assessment with a written and a field part. The fee does not include the ISA manual.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$735.33 PNW chapter member, US$862.07 non-member, payable in US dollars

Jan 21, 2027 · Plantsville, Connecticut, United States

CTPA 105th Annual Meeting

The association's annual meeting at the Aqua Turf Club.

Conference · Run by Connecticut Tree Protective Association

Jan 27 to 29, 2027 · Tulsa, Oklahoma, United States

MWISA Annual Conference & Trade Show 2027

Three days of CEU sessions, a trade show and an awards luncheon for Missouri, Kansas, Nebraska and Oklahoma arborists. Listed as a save the date.

Conference · Run by Midwestern Chapter ISA

Feb 2 to 4, 2027 · Newark, Ohio, United States

Ohio Tree Care Conference 2027

The chapter's annual conference at the Cherry Valley Hotel.

Conference · Run by Ohio Chapter ISA

Feb 14 to 16, 2027 · Green Bay, Wisconsin, United States

WAA/DNR Annual Conference

The Wisconsin chapter's annual conference, planned in person at the KI Convention Center. Listed as a save the date with details to follow.

Conference · Run by Wisconsin Arborist Association

Feb 16 to 19, 2027 · San Antonio, Texas, United States

ASCA Consulting Academy 2027

A four-day in-person academy at the Drury Plaza Hotel on the essentials of consulting arboriculture, with an exam taken online afterwards.

Workshop or course · Run by American Society of Consulting Arborists

Feb 17 to 19, 2027 · Huntsville, Ontario, Canada

ISAO's 78th Annual Conference & Trade Show

The Ontario chapter's annual conference and trade show for arboriculture professionals, at Deerhurst Resort.

Conference · Run by ISA Ontario

Feb 21 to 26, 2027 · Jekyll Island, Georgia, United States

Municipal Forestry Institute

A six-day training institute for people who manage trees and forests in cities. Applications are open.

Workshop or course · Run by Urban and Community Forestry Society

Feb 22 to 24, 2027 · Winston-Salem, North Carolina, United States

85th Annual Conference & Trade Show

Workshops and a trade show on Monday, then two days of educational sessions and trade show at the Benton Convention Center.

Conference · Run by ISA Southern Chapter

Feb 24 to 26, 2027 · Seattle, Washington, United States

PNW-ISA TRAQ Workshop 3.0 (Seattle)

A three-day tree risk assessment qualification course: a two-day class followed by a half-day assessment with a written and a field part. The fee does not include the ISA manual.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$735.33 PNW chapter member, US$862.07 non-member

Mar 15 to 16, 2027 · Lebanon, Pennsylvania, United States

The 62nd Annual Shade Tree Symposium

A two-day symposium with education sessions and a trade show at the Lebanon Valley Expo Center. Registration opens in December.

Conference · Run by Penn-Del ISA · US$360.00 for a member, US$375.00 non-member for the full conference (early registration before February 28, 2027)

Mar 19 to 21, 2027 · Charlotte, North Carolina, United States

ISA 2027 North American Tree Climbing Championship (NATCC)

The North American regional championship, held at Bartlett Research Lab. It is one of the regional events in the ISA climbing program.

Climbing competition · Run by International Society of Arboriculture

Mar 30 to Apr 1, 2027 · Central Point, Oregon, United States

PNW-ISA TRAQ Workshop 3.0 (Central Point)

A three-day tree risk assessment qualification course: a two-day class followed by a half-day assessment with a written and a field part. The fee does not include the ISA manual.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$735.33 PNW chapter member, US$862.07 non-member

Apr 12 to 14, 2027 · Eugene, Oregon, United States

PNW-ISA TRAQ Workshop 3.0 (Eugene)

A three-day tree risk assessment qualification course: a two-day class followed by a half-day assessment with a written and a field part. The fee does not include the ISA manual.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$735.33 PNW chapter member, US$862.07 non-member

Apr 16 to 18, 2027 · Perth, Western Australia, Australia

Australian Tree Climbing Championship 2027

The national climbing championship at Kings Park, with prelim events, an Arbor Expo, the Masters Challenge, New Arborist of the Year and the ATCC awards.

Climbing competition · Run by Arboriculture Australia

Apr 18 to 20, 2027 · Perth, Western Australia, Australia

Arboriculture Australia Conference 2027

The national arboriculture conference, held at the Crown Hotel Perth over three days. The programme opens with a welcome function and the ATCC awards presentations on the Sunday.

Conference · Run by Arboriculture Australia

Apr 23 to 25, 2027 · Hartland, Wisconsin, United States

2nd Annual WAA Student/Apprentice Conference

Educational sessions, contact with industry professionals and a skills competition between students at Camp Whitcomb/Mason. Listed as a save the date.

Conference · Run by Wisconsin Arborist Association

Apr 30 to May 2, 2027 · Auckland, New Zealand

ISA 2027 Asia Pacific Tree Climbing Championship

The Asia Pacific regional championship, held at Cornwell Park. It is one of the regional events in the ISA climbing program.

Climbing competition · Run by International Society of Arboriculture

May 13 to 15, 2027 · Texas, United States

Texas Tree Climbing Championship

A three-day state championship. Thursday is a workshop on tree climbing applications and safety that anyone can attend, Friday is the preliminary competition and Saturday is the Masters Challenge. The venue is still to be announced.

Climbing competition · Run by Texas Chapter ISA

May 28, 2027 · Surrey, British Columbia, Canada

Advanced Tree Risk Assessment Techniques Workshop

A one-day workshop at the Edward Hoegler Training Facility for people who already know plant biology, tree risk assessment, pests, diseases and tree biomechanics. It carries 6.5 CEUs.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$150 PNW chapter member, US$180 non-member, US$110 student, payable in US dollars

Jun 3 to 4, 2027 · Garden City, Idaho, United States

Tree and Plant Appraisal Qualification (TPAQ), Idaho

A two-day introduction to the theory and practice of tree and plant appraisal at the Ada County Extension Office. Anyone can attend; sitting the exam needs set experience and education, which the organiser lists.

Workshop or course · Run by Pacific Northwest Chapter ISA · US$1,200 for qualified ASCA members, US$1,500 for qualified non-members

Jun 4 to 6, 2027 · Kirkwood, Missouri, United States

MW-ISA Tree Climbing Championship 2027

The Midwestern chapter's championship at Kirkwood Park. Friday has a first-time climbers class and gear inspection, Saturday is preliminary events and Sunday is the Masters Challenge.

Climbing competition · Run by Midwestern Chapter ISA

Jun 7 to 9, 2027 · Cape Coral, Florida, United States

Trees Florida Conference and Trade Show 2027

The Florida chapter's annual conference and trade show at the Westin Cape Coral, with a silent auction and awards. A call for presentations is open to October 16, 2026.

Conference · Run by Florida Chapter ISA

Jul 19 to 21, 2027 · New Brunswick, New Jersey, United States

Prescription Pruning Qualification (New Jersey)

A three-day pruning qualification taught by Ed Gilman and Lindsey Purcell in Trayes Hall at Rutgers University.

Workshop or course · Run by New Jersey Arborists ISA Chapter

Aug 9 to 11, 2027 · Montreal, Quebec, Canada

ISA 2027 Annual International Conference

The ISA annual conference, with education, exhibits and the tree climbing championships mentioned alongside. The call for abstracts is open until January 8, 2027.

Conference · Run by International Society of Arboriculture

Sep 14 to 16, 2027 · Cincinnati, Ohio, United States

Trees & Utilities Conference 2027

The conference for utility arborists and vegetation managers. The organiser says more details will follow.

Conference · Run by Utility Arborist Association

Oct 1 to 3, 2027 · Bigfork, Montana, United States

Women's Tree Climbing Workshop, Montana

A workshop hosted by the chapter with the Women's Tree Climbing Workshop at Flathead 4-H Foundation and Loon Lake, open to women of all skill levels and limited to 25 participants. Lodging and meals are included.

Workshop or course · Run by ISA Rocky Mountain Chapter

Dec 1 to 4, 2027 · Tucson, Arizona, United States

ASCA 2027 Annual Conference

The society's annual conference at the Loews Ventana Canyon Resort.

Conference · Run by American Society of Consulting Arborists

Running an event?

Comps, training days and meetups for tree workers can be listed here. Preview build: how events are sent in is decided before launch.