Marriott Ballroom 1-3

1. www.PortlandParks.org
Life After Tree Inventory
Inspiring Community Stewardship
Alliance For Community Trees Day
November 15, 2016
Angie.DiSalvo@portlandoregon.gov www.portlandoregon.gov/parks/treeinventory

2. www.PortlandParks.org
Portland, Oregon’s Volunteer Tree Inventory
218,610 trees inventoried from 2010-2016
1,400 volunteers
17,000 hours volunteered

3. www.PortlandParks.org
• Inequitable distribution
• Overly reliant on Acer
and Prunus
• Low diversity
• Few evergreens
• Few trees >24” DBH
• Many large sites
planted with small
trees
Key Findings
c
27% of Portland’s street
trees are maples

4. www.PortlandParks.org
• Planting lists updated early in
the project
• Inventory migrated to asset
management system
• Plan to re-inventory every ten
years
• Data informs strategies and
plans
• Resources allocated to low
canopy and low income
areas
Policy Changes
20 evergreen species
added to lists and
maples removed

5. www.PortlandParks.org
• Development of
citywide planting
strategy
• Increase in strategic
partnerships
• Resource allocation
revisited
• Addressing funding for
maintenance
Equitable Canopy Distribution
Grant Park

6. www.PortlandParks.org
• >20 Tree Teams nurtured
• Ongoing event partnerships via
“Workshop Menu”
Inspiring Community Stewardship
• Seed money and resources
for small projects

7. www.PortlandParks.org
Challenges
• Maintaining long term
momentum
• Trees and technical
knowledge are the easy part
(people are more
challenging!)
• Developing trust
• Engaging underrepresented
communities
• Addressing lack of
resources and need for
maintenance funding

8. www.PortlandParks.org
Success Stories
• Neighborhood Tree Plans
created
• School, park, private tree
plantings
• Young tree pruning events
• Neighborhood specific
planting lists
• Heritage Tree nominations
• Increased volunteer
engagement
Volunteers prune >1600
young trees pruned each year

9. www.PortlandParks.org
Cherry tree replacement in Albina