Land Plants - invasive

Tree of Heaven (Ailanthus altissima) on Aug 21, 2020

Submitter does not have a specimen
EDRR Status: Local expert notified

Description of specimen

Tree of Heaven. Dozens of them.

Commentary

None

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

this tree is spreading by the hundreds through my neighbor hood. Large land owning businesses are ignoring it. Home owners seem unaware. Specifically it is running along the precipace across the street from my house on Alberta Ave.

Expert Reviewer

Samuel Leininger
Clackamas Soil and Water Conservation District
4-County Cooperative Weed Management Area
Columbia Gorge Cooperative Weed Management Area

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