Questions tagged [crabgrass]

Common name for *Digitaria*, a creeping grass that can become a problem weed

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39
votes
3answers
24k views

What's an organic way to discourage crabgrass from a large “lawn”?

I have a large area that's infested with crabgrass. I'd like to use organic methods to encourage the grass mix over the crabgrass. The fact that it's a large area means I can't afford to apply (nor ...
18
votes
1answer
1k views

How is crabgrass removed from lawns?

I have some crabgrass in various patches in my lawn that I would like to remove. At the same time, I would like to fill in some patches (and the crabgrass locations) with new grass seed. I can buy ...
14
votes
5answers
31k views

How do I quickly remove crabgrass without too much manual labour?

My backyard is being overtaken with crabgrass again. It started later this year than last. In the early spring, I rented a de-thatcher/powerrake and cleaned up the year of a lot of dead material (to ...
10
votes
3answers
12k views

Should I bag lawn clippings from a crabgrass-infested lawn?

I know all the recommendations are to NOT bag the lawn (assuming a mulching mower), however, given a crabgrass-infested lawn (approx 50% surface coverage is crab grass), is it better to bag the ...
8
votes
1answer
587 views

How long should I wait after overseeding, before I apply pre-emergent weed preventer?

I aerated, overseeded and applied starter fertilizer last Sept 15th. Would I be safe to apply a pre-emergent such as Scotts fertilizer with Halts pre-emergent this spring, or would some of the grass ...
8
votes
1answer
603 views

Are both of these patches crabgrass?

I have what appears to be, two types of crabgrass growing. One with thicker, longer, higher blades. Another with skinnier, shorter blades. I have seen the "real crabgrass video", but still not able ...
7
votes
3answers
2k views

Lawn border to stop grass growth

I have a type of crab grass in my yard, I live in a warm climate, Latin American to be exact. It's always been a pain to keep the grass out of the walkways and out of the garden in a neat fashion. ...
6
votes
1answer
70 views

What are the benefits of solarization?

I am trying to cull crabgrass from my desert yard. I live in central Arizona. The crabgrass will grow in intense heat and seems very robust. It tends to grow more rapidly in shaded areas of the ...
4
votes
2answers
933 views

New construction, horrible lawn

We moved into our new house in late March and started with mud. The builder put down seed with a hand spreader and put straw down on the sloped parts of the yard. He then told me to only water it ...
4
votes
4answers
7k views

How soon can I apply pre-emergent herbicide after a dormant overseeding?

I live in Ohio and I dormant overseeded in early January. So far, it has worked wonderfully. A lot of the new seed is coming up but some weeds have started to germinate as well. I normally put down ...
4
votes
3answers
4k views

How can I remove crabgrass from a Zoysia lawn, and flower beds?

We just bought a new house in Orlando. The home is great but we noticed crab grass taking over and a few other weeds. I'm a total noob with grass stuff, although I'm researching all I can. The grass ...
3
votes
2answers
4k views

How to get rid of crab grass and weeds from my lawn [duplicate]

Spring has just come here in Virginia and my front lawn is a mess. I have more crab grass and weeds than grass! I need some help as to what should I be putting in my lawn? Should I just buy Scott's ...
3
votes
1answer
40 views

Getting Rid of Crabgrass

A good sized portion of my backyard had to be reseeded 2 years ago after the septic drainage was replaced. The new grass has now come back in but there are large areas (10'x20') of crabgrass in it. ...
3
votes
2answers
857 views

Pull Crabgrass before overseeding?

I'm planning ahead for over seeding this fall. There's a section of my yard that is virtually all Crabgrass. Does it make sense to pull it all up by hand or use a herbacide before putting down the ...
2
votes
1answer
802 views

My yard is being taken over by crabgrass. How do I get rid of it?

As my question states half my yard is taken over by crab grass, how do I kill it off, and rejuvenate my yard while preventing more take overs?
2
votes
1answer
43 views

Is there a selective herbicide for crabgrass that can be applied during high temps?

I'm in Alabama zone 8a, and crabgrass is taking over my Zoysia lawn. I just purchased the home and was not able to put down a spring preemergent. The crabgrass infestation is pretty thick in spots and ...
1
vote
2answers
311 views

Boiling water to kill weeds?

Last summer I found that boiling water will kill weeds, and kills them quick. However boiling water takes time and a large individual crabgrass would take a whole pot of boiling water to kill the ...