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A tree, a bush or plant #879820

Asked August 01, 2024, 7:49 PM EDT

This tree, or plant is about 5-1/2 feet tall & growing rapidly. Can you tell me what it is? Thanks

Multnomah County Oregon

Expert Response

It is a native weedy annual plant called horseweed, Conyza canadensis.

You can read more about it at: https://extension.wsu.edu/whitman/2013/11/horseweed/ and https://horticulture.oregonstate.edu/weed/horseweed

Sylvan Kaufman Replied August 06, 2024, 9:38 PM EDT

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This work is supported in part by New Technologies for Ag Extension grant no. 2020-41595-30123 from the USDA National Institute of Food and Agriculture. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.

A tree, a bush or plant #879820

Expert Response

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