TREE Fund Webinar November 30 2017

Drought Tolerance in Trees – Improving Tree Selection for Challenging Urban Sites

November 30, 2017 at 11:00 am PST
ISA CEUs 1; must watch live broadcast to receive credit.
Presented by Dr. Andrew Hirons Senior Lecturer in Arboriculture, Myerscough College, U.K.

Looking for trees that can establish and survive in challenging urban environments? Of course you are! In this webinar, Dr. Andrew Hirons will explain how drought tolerance is one of the most important determinants of a tree’s ability to survive in the urban forest. You will gain an understanding of the basic mechanisms of drought tolerance and insight into tree mortality from drought, giving you practical strategies for managing trees in urban spaces. Dr. Hirons will also share his latest research on using specific plant traits to improve tree selection decisions for challenging urban sites.

Read about Dr. Hirons' work funded by TREE Fund here.

Webinar will be archived within one week of broadcast at

Pre-register to receive a reminder email the day of the webinar.

On November 30, join the webinar here.

Special thanks to Utah State University Forestry Extension and Utah Division of Forestry, Fire and State Lands for hosting this webinar.

Free TREE Fund Webinar with CEUs

“Soil Profile Rebuilding: Rehabilitating Compacted Soils”

Featuring Dr. Susan Day (Virginia Tech)

If you’ve ever faced the problem of how to grow trees in compacted, rock-hard soils left behind after urban development and construction, then this is the webinar for you. Dr. Day will teach you the secrets of Soil Profile Rebuilding (SPR), the soil rehabilitation method that allows you to remediate soils on site, has a lasting effect, and can result in as much as 84% greater canopy relative to trees in untreated soil.

  • June 21, 2017 at 12:00 pm MDT (translate to your time zone here)
  • Pre-registration is recommended (you’ll receive a reminder email the day before the program).
  • Log in HERE on June 21.
  • 1 CEU available from ISA or SAF

Thank you to Utah State University Forestry Extension and Utah Division of Forestry, Fire and State Lands for hosting this program.

Visit to see upcoming webinars and to watch past broadcasts.

Municipal Forestry Institute 2017 Registration Closing Soon



Sign up now for MFI 2017, being held February 19-24, 2017 in Lake Arrowhead, CA.

Do You Have What It Takes To Move Yourself or Your Urban Forestry Program To The Next Level?
The Municipal Forestry Institute (or MFI) may be able to take you there! MFI is an exciting, high-level training opportunity educating people in the leadership and managerial aspects of urban forestry. This week-long intensive educational program delivers a challenging opportunity to grow a more successful community tree program. Come learn and master leadership and management tools of program administration, coalition building, strategic thinking, program planning, and public relations by investing a week in your personal growth and development.

MFI is a unique leadership and professional development opportunity you won’t find anywhere else. A team of dedicated urban forestry professionals from across North America will help you gain insights into how to move from a good urban forestry program to a great one. You will learn from and network with urban forestry professionals from large cities and small towns, state and federal agencies, and non-profit organizations. MFI is an investment in your professional future - one that could pay great dividends to you and your city or organization. Read More "Municipal Forestry Institute 2017 Registration Closing Soon"

TREE Fund Presents Free Webinar on Urban Trees

Soil Compaction and Urban Trees: Strategies for Gaining Ground

Wednesday, November 30, 2016, at 11:00 am Pacific Standard Time

tree-fund-logo-webFrustrated with trying to grow trees in compacted urban soils? Dr. Scharenbroch will discuss how you can protect urban soils from compaction and improve soil quality in your local landscapes. Dr. George Hudler will introduce Dr. Scharenbroch and answer questions about the TREE Fund and its research grant programs.

Special thanks to Utah State University Forestry Extension and Utah Division of Forestry, Fire and State Lands for hosting this webinar.

CEUs available from ISA or the Society of American Foresters.

Dr. Bryant Scharenbroch is an Assistant Professor of Soil Science at the University of Wisconsin—Stevens Point and a Research Fellow at The Morton Arboretum. He has received several TREE Fund grants. Read about his research here.

Dr. George Hudler of Cornell University is a TREE Fund Trustee and Research and Education Committee Member.

How to Attend

Either before or on the day of the webinar, please click here to register. You will receive instructions on how to join the webinar once you have registered.

Clackamas Community College Horticulture Department Winter 2017 Offering

HOR-225 Arboriculture I

January 12 - March 23, Tuesdays and Thursdays, 3:00 - 5:50 PM

Instructor: R. Walters
Tuition and Fees: $315.50+
Credits: 3
ID: HOR-225-01 274064

Management of trees in residential, commercial, and urban landscapes. Follows course materials prepared by the International Society of Arboriculture (ISA). Topics covered include tree anatomy, selection, installation, response to damage, soil characteristics, pruning techniques and diagnosis of pest problems. Prepares student for Arboriculture II.

HOR-239 Tree Climber Training

January 14 - February 18, Saturdays, 8 - 11:50 AM

Instructor: J. Mendez
Tuition and Fees: $191.50
Credit: 1

The safe use of rope and saddle tree climbing procedures will be covered through lecture, discussion, and field practice. For beginner to moderately experienced climbers. Class includes a lab component.

HOR-131 Tree and Shrub Pruning

January 11 - March 22, Wednesdays, 1 - 4:50 PM

Instructor: R. Walters
Tuition and Fees: $328.50+
Credits: 3

Emphasis on dormant pruning of fruiting and ornamental plants. Pruning and training techniques for grapes, fruit trees, and both evergreen and deciduous ornamental trees and shrubs. Basic woody plant anatomy, growth, and development. Class includes a lab component.

More Information

Registration starts November 17, 2016.

Contact Loretta Mills at or 503.594.3292 for registration information.

Learn more about the Clackamas Community College Horticulture Department at

PNW-ISA Member Speaking at Northwest Green Industry Conference

jamesbarborinasJim Barborinas of Urban Forestry Services, Inc. will present Get Out of Your Rut: Try These New, Exciting and Underutilized Tree Varieties at the Northwest Green Industry Conference.

Jim will share information on the many tree varieties available for street and landscape use including trees with better disease and insect resistance, well defined mature forms, and just more diversity in the landscape. See what's available in improved tree cultivars to replace the overused maple, oak, and ash trees planted almost everywhere. Come and learn what is available and spread the word to cities, landscape architects, designers, and developers.

Jim is a regular contributor to the PNW Trees Newsletter. Read his previous PNW Tree Profiles here. The Northwest Green Industry Conference will take place at Semiahmoo Resort in Blaine, WA on January 26 & 27. Visit for more information and to register.

Urban Forest and Tree Management Get-Together July 21

What?  Urban Forest and Tree Management

When?  July 21, 2016 - 6 PM to Dusk

Where?  Van Doren’s Landing Park, 2901 Russell Road, Kent WA  (South Shelter)


  • Mark Meade, recent past City of Seattle Forester --- “The Challenges of Urban Forestry”
  • Desiree Kennedy, Green Kent Steward “The Green Kent Partnership”
  • Tom Hanson, Senior Forester and Arborist at American Forest Management, Inc.  “Opportunities for Foresters in the Urban Environment”

Potluck Dinner - please bring a side dish or dessert. Burgers, hot dogs, and soft drinks provided by the South Puget Sound Society of American Foresters.

RSVP to Tom Hanson at  or 206-300-9711

Kelowna Parks Fall Field Day 2016

Fall Field Day Invitation - Trade Show AttendeesPark Services of the City of Kelowna, B.C. warmly invites you to join your municipal industry colleagues for a day of education and networking during their annual Parks Fall Field Day on September 23, 2016.

Admission: Free

To RSVP, please call 250.469.8503 by September 2, 2016.

An Approach to Pruning You Won’t Forget

Mark your calendar:

Ed GilmanJoin us on May 11, 2016, for “An Approach to Pruning You Won’t Forget,” a free TREE Fund webinar featuring Dr. Ed Gilman of the University of Florida.

Dr. Gilman guarantees that once you begin pruning trees using the strategies learned in this webinar, you will not regress to the old way. He will show you practical strategies to increase long-term survival – starting at planting. Afterwards, you will be able to step outside and immediately begin to prune in a more sustainable manner.

  • May 11, 2016 at 11:00 pm (Pacific time), 12:00 pm (Mountain time)
    • No pre-registration required. Log in at on May 11.
    • 1 CEU from ISA or the Society of American Foresters

Dr. Gilman has received multiple TREE Fund grants; read about his research here.

Special thanks to Utah State University Forestry Extension and Utah Division of Forestry, Fire and State Lands for hosting this webinar, and to Bartlett Tree Experts and The Davey Tree Expert Company for their support.