Lawn Weed ID Needed

Asked May 20, 2019, 7:49 PM EDT

I've got this weed taking over my backyard...can someone help me identify it so that I can research how best to control it. I live in the Portland, OR metro area. Thanks!

Multnomah County Oregon lawns and turf weeds

1 Response

Here are a few importand resources that I have located that can help you now and possibly in the future. There is also a Master Gardener Hotline available daily
and here is the contact information for Multnomah County that may also be of assistance should this information be insufficient:
503-445-4608 also online at metromastergardeners.org

Oregon Invasive Species Council: 100 most dangerous invaders to avoid http://www.oregon.gov/oisc/Pages/most_dangerous.aspx#Land_plants

Portland’s Invasive Plants (a poster) unique to our area. http://www.portlandoregon.gov/bes/article/98648 and an informative article from
OSU Extension
http://ir.library.oregonstate.edu/xmlui/bitstream/handle/1957/22283/em9035.pdf

Should you want to consider the relative safety of the various herbicides available here is a very useful website that enables you to serach for the least toxic products and their pros and cons. growsmartgrowsafe.org