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January 2018

Basic Tree Appraisal

January 22 @ 9:00 am - 4:00 pm
Oregon City, OR

Focusing on the CTLA Trunk Formula Method, this workshop gives an overview of the appraisal process and provides an opportunity to practice in the field. Participants will review common mistakes and refine their craft as appraising arborists. The first portion of the course is a lecture that discusses the four primary components of the formula: trunk area, species rating, location rating, and condition rating. Next, the error associated with each component is identified, and recommendations are given for reducing error.…

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Advanced Tree Appraisal: Anchoring Appraisals with Multiple Methods

January 23 @ 9:00 am - 4:00 pm
Oregon City, OR

Most appraisal training is focused on a very narrow slice of the world of tree appraisal: the Trunk Formula Method. This course explores the plethora of other methods that can be used by tree appraisers. The course begins with an explanation of the concept of anchoring and how to evaluate the reliability, accuracy, and precision of data points. It then gives an overview of all three approaches to appraisal: cost, market, and income. It dives in and explores methods of…

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Basic Tree Appraisal

January 24 @ 9:00 am - 4:00 pm
Seattle, WA

Focusing on the CTLA Trunk Formula Method, this workshop gives an overview of the appraisal process and provides an opportunity to practice in the field. Participants will review common mistakes and refine their craft as appraising arborists. The first portion of the course is a lecture that discusses the four primary components of the formula: trunk area, species rating, location rating, and condition rating. Next, the error associated with each component is identified, and recommendations are given for reducing error.…

Find out more »

Advanced Tree Appraisal: Anchoring Appraisals with Multiple Methods

January 25 @ 9:00 am - 4:00 pm
Seattle, WA

Most appraisal training is focused on a very narrow slice of the world of tree appraisal: the Trunk Formula Method. This course explores the plethora of other methods that can be used by tree appraisers. The course begins with an explanation of the concept of anchoring and how to evaluate the reliability, accuracy, and precision of data points. It then gives an overview of all three approaches to appraisal: cost, market, and income. It dives in and explores methods of…

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February 2018

ISA Tree Risk Assessment Qualification – SOLD OUT

February 5 @ 8:00 am - February 7 @ 12:00 pm
Seattle, WA

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with the information to make informed decisions to enhance tree benefits, health, and longevity.…

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Advanced Tree Risk Assessment: Principles and Practices

February 7 @ 9:00 am - 4:00 pm
Eugene, OR

Tree risk assessment is an area of urban forest management that has evolved rapidly in the past decade. We have moved from simple hazard tree assessment concepts into a more sophisticated understanding of risk in general. With the introduction of the ISA’s Best Management Practices document for Tree Risk Assessment, and the Tree Risk Assessment Qualification (TRAQ), several new approaches and guidelines have been introduced. Within the field of tree risk assessment there are many techniques and concepts to master; from basic principles through to…

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Tree Protection During Construction

February 7 @ 9:00 am - 2:30 pm
Surrey, BC

Trees are commonly damaged during construction and successful preservation requires special consideration. This workshop explores strategies for managing trees during construction. Learn about: The value of preserving existing trees with development; The importance of the arborist’s role throughout project planning, design, and construction; Identifying trees that are suitable for preservation; The possible ways trees may be affected by construction; Tree protection measures and monitoring; The use of alternative construction techniques to provide for tree protection; and Addressing tree damage, risk…

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Tree Protection During Construction – SOLD OUT

February 8 @ 9:00 am - 2:30 pm
Surrey, BC

Trees are commonly damaged during construction and successful preservation requires special consideration. This workshop explores strategies for managing trees during construction. Learn about: The value of preserving existing trees with development; The importance of the arborist’s role throughout project planning, design, and construction; Identifying trees that are suitable for preservation; The possible ways trees may be affected by construction; Tree protection measures and monitoring; The use of alternative construction techniques to provide for tree protection; and Addressing tree damage, risk…

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Electrical Hazard Awareness Training

February 16 @ 8:30 am - 4:30 pm
Vancouver, WA

Arborists need to be aware of potential electrical hazards in their work environment.  Tree care brings arborists in close contact with energized power lines and equipment that have the potential for serious injury and fatalities. This training is for tree care professionals who want to avoid deadly encounters and other negative consequences with electricity.  Keep your crew safe with electrical hazard awareness training. The following topics are reviewed in this training: O.S.H.A. / A.N.S.I. / OH & S / E.C.U.S.R.…

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Creating Wildlife Habitat Trees

February 28 @ 8:00 am - 4:00 pm
Surrey, BC

Class participants will have the opportunity to learn best practices regarding the safe retention of tree portions for habitat. Techniques like Coronet Pruning will be demonstrated. In addition, participants will learn how to create bird boxes using pre-existing cavities. Saws can also be utilized to create habitat; we’ll explore how to attract desired animals by specifying the size and location of wood holes. As arborists, it is our job to evaluate trees and offer solutions to mitigate risks. Frequently, wildlife habitat exists…

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March 2018

Creating Wildlife Habitat Trees

March 1 @ 8:00 am - 4:00 pm
Surrey, BC

Class participants will have the opportunity to learn best practices regarding the safe retention of tree portions for habitat. Techniques like Coronet Pruning will be demonstrated. In addition, participants will learn how to create bird boxes using pre-existing cavities. Saws can also be utilized to create habitat; we’ll explore how to attract desired animals by specifying the size and location of wood holes. As arborists, it is our job to evaluate trees and offer solutions to mitigate risks. Frequently, wildlife habitat exists…

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Creating Wildlife Habitat Trees

March 2 @ 8:00 am - 4:00 pm
Seattle, WA

Class participants will have the opportunity to learn best practices regarding the safe retention of tree portions for habitat. Techniques like Coronet Pruning will be demonstrated. In addition, participants will learn how to create bird boxes using pre-existing cavities. Saws can also be utilized to create habitat; we’ll explore how to attract desired animals by specifying the size and location of wood holes. As arborists, it is our job to evaluate trees and offer solutions to mitigate risks. Frequently, wildlife habitat exists…

Find out more »

Small Business Best Practices for Tree Care Companies

March 2 @ 9:00 am - 3:30 pm
Oregon City, OR

This workshop provides resources, expert advice, and reflective stories to strengthen your own tree care company and business acumen. Instructor Scott Clifton will share his tree care industry tool box of business tips with you. Join Scott and fellow small business owners for this day of learning and sharing best business practices for tree care companies. You will learn how to set up your small business, the details, insurance, and choose carefully your business advisers (taxes, accountant, and partners). Scott…

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Advanced Tree Risk Assessment

March 6 @ 9:00 am - 4:00 pm
Surrey, BC

Tree risk assessment is an area of urban forest management that has evolved rapidly in the past decade. We have moved from simple hazard tree assessment concepts into a more sophisticated understanding of risk in general. With the introduction of the ISA’s Best Management Practices document for Tree Risk Assessment, and the Tree Risk Assessment Qualification (TRAQ), several new approaches and guidelines have been introduced. Within the field of tree risk assessment there are many techniques and concepts to master; from basic principles through to…

Find out more »

ISA Tree Risk Assessment Qualification – SOLD OUT

March 7 @ 8:00 am - March 9 @ 12:00 pm
Surrey, BC

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with the information to make informed decisions to enhance tree benefits, health, and longevity.…

Find out more »

[Green Industry] TCIA’s Electrical Hazards Awareness Program (EHAP)

March 10 @ 8:00 am - 4:30 pm
Oregon City, OR

Electricity is a serious and widespread hazard to the arborist; and one of the leading causes of tree care related fatalities. Furthermore, almost all arborists in the field have at least some exposure to this hazard. A street lamp circuit, a cable TV wire, even a phone line can be energized with enough voltage to kill. Indirect contact through a green tree branch or other conductive object is an ever-present threat. One doesn’t have to touch a wire to be…

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[Green Industry] TCIA’s Aerial Rescue Training Program (ARTP)

March 11 @ 8:00 am - 4:30 pm
Oregon City, OR

TCIA’s Aerial Rescue Training Program™ (ARTP) helps you protect your employees and meet the aerial rescue training requirements mandated by ANSI Z133.1 and OSHA. The most common reason for double fatalities in tree care is failed aerial rescue attempts. An emergency could develop any time one of your crews is aloft, and your employees must know how to react. This certificate program is designed to be used in combination with on-the-job training and practice, so that crews have the knowledge…

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ISA Tree Risk Assessment Qualification

March 26 @ 8:00 am - March 28 @ 12:00 pm
Oregon City, OR

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with the information to make informed decisions to enhance tree benefits, health, and longevity.…

Find out more »

Small Business Best Practices for Tree Care Companies

March 30 @ 9:00 am - 3:30 pm
Shoreline, WA

This workshop provides resources, expert advice, and reflective stories to strengthen your own tree care company and business acumen. Instructor Scott Clifton will share his tree care industry tool box of business tips with you. Join Scott and fellow small business owners for this day of learning and sharing best business practices for tree care companies. You will learn how to set up your small business, the details, insurance, and choose carefully your business advisers (taxes, accountant, and partners). Scott…

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April 2018

Documenting Evidence: Practical Guidance for Arborists

April 10 @ 9:00 am - 4:00 pm
Anchorage, AK

Arborists routinely examine trees for health and risk. The assignment may involve site review, or checking a tree before pruning or removing it. Perhaps it involves collecting data to report about appraisal of damage or trespass issues, or forensic investigations about injuries caused by falling trees. This course covers the professional practice of recognizing and understanding evidence, and learning how to effectively use it in reports. It applies to tree care companies and climbers, municipal, utility, and consulting arborists - anyone working with trees who…

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Advanced Tree Risk Assessment

April 11 @ 9:00 am - 4:00 pm
Anchorage, AK

Tree risk assessment is an area of urban forest management that has evolved rapidly in the past decade. We have moved from simple hazard tree assessment concepts into a more sophisticated understanding of risk in general. With the introduction of the ISA’s Best Management Practices document for Tree Risk Assessment, and the Tree Risk Assessment Qualification (TRAQ), several new approaches and guidelines have been introduced. Within the field of tree risk assessment there are many techniques and concepts to master; from basic principles through to…

Find out more »

ISA Tree Risk Assessment Qualification

April 16 @ 8:00 am - April 18 @ 12:00 pm
Seattle, WA

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with the information to make informed decisions to enhance tree benefits, health, and longevity.…

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Tree Growth & Development: What Arborists Need to Know

April 16 @ 8:30 am - 3:30 pm
Vancouver, WA

Understanding how trees grow is a foundation for the practice of arboriculture. However, if one picks up a current article about woody plants, one can be overwhelmed with jargon (determinate, indeterminate, apical dominance vs. apical control, isohydric and anisohydric responses to water stress, embolism, cavitation, hydraulic redistribution, hydraulic architecture, hydraulic vulnerability, carbon starvation, role of aquaporins in membrane function, …).  Is it all garbage or can you improve your understanding of trees by having these terms explained? This course, taught…

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Soil! What it is and How it Works for Trees

April 26 @ 9:00 am - 3:00 pm
Boise, ID

It’s ALL about soil! Most people only have a vague idea of what soil is and how it works. You will learn more than you ever thought possible from this workshop about soil and how it works for trees. The reason you are alive, what nutrients are, how soil stores water and nutrients. The fundamentals that ALL humans on the planet Earth should know! Join OSU instructor of soil science James Cassidy as he invites you to learn more about…

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Basic Tree Identification

April 30 @ 9:00 am - 3:00 pm
Seattle, WA

Proper tree management starts with knowing the tree you’re managing. When trying to recommend an appropriate treatment, diagnosing an issue, or understanding how a tree will respond to a change in conditions, identifying the tree you’re dealing with is the first step. This basic identification workshop serves as an introduction to common terms, concepts, and techniques in tree identification.  The objective of the course is to get you familiar with how to identify a tree, covering leaves, fruit, bark, twigs,…

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May 2018

Advanced Tree Identification

May 1 @ 9:00 am - 3:00 pm
Seattle, WA

This course is designed as a supplement and compliment to the Basic Tree Identification course. Where the basic course covered concepts and terminology of tree identification, this advanced identification workshop will expand upon those concepts and techniques, and cover individual species common to our area.  We will be going over identification characteristics of common trees in the Puget Sound Region. Proper tree management starts with knowing the tree you’re managing. When trying to recommend an appropriate treatment, diagnosing an issues,…

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Tree Growth & Development: What Arborists Need to Know

May 17 @ 8:30 am - 3:30 pm
Seattle, WA

Understanding how trees grow is a foundation for the practice of arboriculture. However, if one picks up a current article about woody plants, one can be overwhelmed with jargon (determinate, indeterminate, apical dominance vs. apical control, isohydric and anisohydric responses to water stress, embolism, cavitation, hydraulic redistribution, hydraulic architecture, hydraulic vulnerability, carbon starvation, role of aquaporins in membrane function, …).  Is it all garbage or can you improve your understanding of trees by having these terms explained? This course, taught…

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June 2018

PNW-ISA Women’s Climbing Workshop

June 1 @ 8:00 am - June 3 @ 5:00 pm
Stanwood, WA

Join the PNW-ISA for a new tree climbing workshop for women, taught by women. This will be our first women’s tree climbing workshop and it is designed for women who have never climbed trees before with ropes and harnesses but also those who have prior experience and want to improve their ability. Come learn a new skill or improve your foundation in a safe and positive environment. This two and a half-day event was specifically created for women by women…

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ISA Tree Risk Assessment Qualification

June 11 @ 8:00 am - June 13 @ 12:00 pm
Seattle, WA

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with the information to make informed decisions to enhance tree benefits, health, and longevity.…

Find out more »

ISA Tree Risk Assessment Qualification

June 11 @ 8:00 am - June 13 @ 12:00 pm
Surrey, BC

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with the information to make informed decisions to enhance tree benefits, health, and longevity.…

Find out more »

Common Fungi Affecting PNW Trees and Implications for Tree Risk Assessment

June 14 @ 9:00 am - 4:00 pm
Surrey, BC

This course will be of use to anyone interested in tree diseases, and particularly anyone conducting risk assessment of trees with disease. Arborists and foresters conducting tree risk assessments need to: Know what to look for, and Know what they are looking at. Fungi affecting trees show considerable variability in form and their ability to cause decay. Part of that variability is driven by the species of tree and fungus, the age and vigor of the tree, the extent of…

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Common Fungi Affecting PNW Trees and Implications for Tree Risk Assessment

June 15 @ 9:00 am - 4:00 pm
Surrey, BC

This course will be of use to anyone interested in tree diseases, and particularly anyone conducting risk assessment of trees with disease. Arborists and foresters conducting tree risk assessments need to: Know what to look for, and Know what they are looking at. Fungi affecting trees show considerable variability in form and their ability to cause decay. Part of that variability is driven by the species of tree and fungus, the age and vigor of the tree, the extent of…

Find out more »

ISA Tree Risk Assessment Qualification

June 18 @ 8:00 am - June 20 @ 12:00 pm
Oregon City, OR

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with the information to make informed decisions to enhance tree benefits, health, and longevity.…

Find out more »

Emergency Response and Aerial Rescue

June 18 @ 8:00 am - June 19 @ 3:00 pm
Seattle, WA

Two-day - 12 CEU workshop. Class size limited to 16. Register Now for one of the following sessions. Session 1: June 18 - 19 or Session 2: June 20 - 21 University of Washington - Graham Visitors Center at the Arboretum 8:00 am - 3:00 pm CEUs: 12 CEUs Registration is limited to 16 students per session. Both sessions will likely fill with a waitlist. This two-day workshop is designed to educate tree climbers on the most likely scenarios where…

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Emergency Response and Aerial Rescue

June 20 @ 8:00 am - June 21 @ 3:00 pm
Seattle, WA

Two-day - 12 CEU workshop. Class size limited to 16. Register Now for one of the following sessions. Session 1: June 18 - 19 or Session 2: June 20 - 21 University of Washington - Graham Visitors Center at the Arboretum 8:00 am - 3:00 pm CEUs: 12 CEUs Registration is limited to 16 students per session. Both sessions will likely fill with a waitlist. This two-day workshop is designed to educate tree climbers on the most likely scenarios where…

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