weed identification

Kentucky bluegrass, Fescue, Rye and Bent, etc
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TimmyG
Posts: 2244
Joined: May 15th, 2012, 6:04 pm
Location: Dracut, MA
Grass Type: Northern Mix
Lawn Size: 20000-1 acre
Level: Experienced

Re: weed identification

Post by TimmyG » June 13th, 2019, 9:29 pm

I don't buy the Cornell ID. The uniform seed head distribution doesn't agree with a recent infestation of triv, nor do the seed heads themselves in a mowed lawn.
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Masbustelo
Posts: 488
Joined: September 14th, 2018, 10:56 pm
Location: Western Illinois, parallel to tip o Lake Michigan.
Grass Type: Mazama KBG
Lawn Size: 20000-1 acre
Level: Some Experience

Re: weed identification

Post by Masbustelo » June 14th, 2019, 9:04 pm

Does anyone know the name of this weed? And perhaps which herbicide is effective against it?
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Masbustelo
Posts: 488
Joined: September 14th, 2018, 10:56 pm
Location: Western Illinois, parallel to tip o Lake Michigan.
Grass Type: Mazama KBG
Lawn Size: 20000-1 acre
Level: Some Experience

Re: weed identification

Post by Masbustelo » June 16th, 2019, 12:08 pm

It appears to be

Prostrate Knotweed
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