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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

Mt. Tabor Project Timeline and Map

View a larger scale map of the Mt. Tabor Park Project


2008

  • Tabor to the River Program begins

2009

  • May and June: Initial breeding bird surveys conducted.

2010

  • May and June: Audubon Society of Portland volunteers conduct the second year of breeding bird surveys.
  • September and October: Invasive plant control begins. Cutting and targeted spraying of Himalayan blackberry, English ivy, and other invasive plants.
  • October and November: Cutting and stump treatment of invasive trees throughout the park: English hawthorn, sweet cherry, English holly, and Norway maple.
  • December: Audubon Society of Portland volunteers conduct initial winter bird surveys.

2011

  • February: Planting of native tree and shrub seedlings in the NW and SW corners of the park.
  • Spring: Invasive plant removal. Cutting and targeted spraying of Himalayan blackberry, sweet cherry, and hawkweed.
  • Spring: Native grass and forb seed application in areas of blackberry clearing.
  • May and June: Audubon Society of Portland volunteers conduct the third year of breeding bird surveys.
  • August: Invasive plant removal. Cutting of Himalayan blackberry and other invasive plants.
  • August: Installation of split-rail fence on the west side of Harvey Scott Circle, to prevent trails from being formed through areas where invasive plants were removed.
  • Fall: Invasive plant removal. Targeted application of herbicide to invasive plants.
  • October: Native grass and forb seed application in areas of blackberry and ivy clearing.
  • December: Audubon Society of Portland volunteers conduct second year of winter bird surveys.

2012

  • January: Hand pulling of invasive vines in previously treated areas.
  • February: Planting of native tree and shrub seedlings in the NW and SW corners of the park.
  • May and June: Audubon Society of Portland volunteers conduct the fourth year of breeding bird surveys.
  • Spring and Fall: Invasive plant removal. Cutting and targeted spraying of Himalayan blackberry, lesser celandine, hawkweed, clematis and other invasive plants.
  • September: Native grass and forb seed application in areas of blackberry clearing.
  • October: Friends of Mt. Tabor Park Weed Warriors plant over 900 native plants in the NE part of the park, in an area where volunteers worked for years to remove invasive plants.
  • December: Removal of isolated invasive trees missed during 2010 removals.
  • December: Audubon Society of Portland volunteers conducted third year of winter bird surveys.

2013

  • January: The FMTP Weed Warriors and PP&R plant native plants in the NE part of the park.
  • February: Planting of over 17,000 native trees and shrubs on over 32 acres of natural area throughout the park.
  • Spring: Spot-application of herbicide on targeted invasive plants: lesser celandine and hawkweed.
  • May and June: Audubon Society of Portland volunteers conduct the fifth year of breeding bird surveys.
  • Fall: Continued invasive plant control throughout the park’s natural areas.

2014 through 2017

  • Winter: Audubon Society of Portland volunteers conduct winter bird surveys.
  • May and June: Audubon Society of Portland volunteers conduct breeding bird surveys.
  • Ongoing: Invasive plant control, planting area maintenance, and native planting where needed. 

After 2017

  • Ongoing: The Mt. Tabor Park Invasive Plant Control and Revegetation Project ends. Portland Parks and Recreation and FMTP Weed Warriors work together to keep invasive plants in check and maintain a healthy native plant community in natural areas throughout the park.

Ongoing Activities

  • FMTP Weed Warriors remove invasive plants the last Saturday of every month in March through October. Find out how to get involved at www.taborfriends.org.
  • Tabor to the River Program activities. For more information see www.portlandoregon.gov/bes/tabortoriver.

  

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