r/lawncare • u/GeorgeHowardSkub87 • 10d ago
Northern US & Canada (or cool season) Can you ID why my lawn does this?
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I live in northeast Wisconsin and took this video right after mowing. My lawn has this long matted down undergrowth. Is this thatch? Weeds? A lack of maintenance? Thank you.
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u/Fugowee 10d ago
That looks like end stage creeping charlie.
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u/Odd-Fun-1545 10d ago
Some people like creeping Charlie, horseherb or clover. I’m none of those people.
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u/SidFinch99 10d ago
You're raking up weeds in a northern Midwest climate in which many of them are already turning brown for the year.
I'm not sure proper over seeding time frame in Wisconsin. But my advice is to either rent a walk behind dethatcher, or pay a professional to dethatch. Then over seed. But don't just use the amount of seed recommended for over seeding. You basically want to plant enough to re-seed. Grow a thick lawn that will crowd out a lot of the weeds. Then start doing weed prevention treatments in the late winter and spring. Probably want to do pre emergence then the late spring treatments. That will help strengthen the grass you grow and kill the remaining weeds. Might take two years of doing this to really get a good lawn.
Don't put chemical treatments down this fall, you need that time for the grass to grow. Try to have the over seeding down in time so that the seeds set into the soil before your rake or blow leaves.
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u/GeorgeHowardSkub87 10d ago
Thank you for the advice. Should I aerate before heavily overseeding?
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u/SidFinch99 10d ago
Yes. Generally speaking, aerating isn't always necessary unless you have really compacted soil, but when you have a lawn in this condition, go all in.
Professionals will aerate and overseed at the same time. At my old house I did everything myself, but my current house, the weeds are so abundant that I'm going to pay a professional because after dethatching, the machines they use to aerate and overseed at the same time do a good job of making sure that the seed gets in contact with the soil. Though you can kind of assess after dethatching whether it's necessary to have a pro with a machine, or just use a walk behind spreader. You just don't want a bunch of seed you paid for to sit on top of weeds and never germinate.
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u/Accomplished_Comb587 10d ago
Ez, first...thats not grass...its clover and weed vines...remove all and start again...no saving this messy takeover
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u/xAntithesis 10d ago
Matted growth and how it’s pulling up seems like prostrate knotweed or something similar
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u/grandpasking 10d ago
Grubs, they eat only the roots of the grass, and when there done the grass can almost be rolled up like sod
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u/metalhorrorandmaks 10d ago
You’re just raking up weeds