Land Plants - invasive

Tree of Heaven (Ailanthus altissima) on Jul 23, 2018

Submitter does not have a specimen

Description of specimen

Large tree of heaven and many smaller ones along parking lot

Commentary

Hi, Christine. Thanks for the report. Though tree-of-heaven isn't a species that's currently being managed by the City of Portland, the location will recorded for mapping and analysis purposes. Feel free to check with me directly (mitch.bixby@portlandoregon.gov) if you have any questions.

Thanks again for checking in...

Mitch

Mitch Bixby
July 23, 2018, 8:21 a.m.

Remedy

Check out a really thorough guide regarding tree of heaven identification and control OSU’s Solve Pest Problems: https://solvepestproblems.oregonstate.edu/weeds/tree-of-heaven

The Portland metro-area Cooperative Weed Management Area also has some great best management practices for handling this weed The 4 County CWMA: https://4countycwma.org/assets/best-mgmt-practices/tree-of-heaven-bmp_final.pdf

Resources

https://solvepestproblems.oregonstate.edu/weeds/tree-of-heaven

https://4countycwma.org/assets/best-mgmt-practices/tree-of-heaven-bmp_final.pdf

Location

North side of lot next to parking lot

Expert Reviewer

Mr. Mitch Bixby
City of Portland - Bureau of Environmental Services (BES)

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