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"Nut" Grass in my Tomato Garden - How can I kill it?

Posted on 5/13/15 at 5:12 pm
Posted by bossflossjr
The Great State of Louisiana
Member since Sep 2005
12260 posts
Posted on 5/13/15 at 5:12 pm
My old man says the only way to rid yourself of the nut grass is to "move ur garden and leave it behind"

Any help is appreciated
Posted by hardhead
stinky bayou
Member since Jun 2009
5745 posts
Posted on 5/13/15 at 5:14 pm to
pull it up this year

treat it next year
Posted by bossflossjr
The Great State of Louisiana
Member since Sep 2005
12260 posts
Posted on 5/13/15 at 5:33 pm to
Was afraid of that. Thought there might be a product safe for maters that would nuke it
Posted by Polar Pop
Member since Feb 2012
10748 posts
Posted on 5/13/15 at 5:42 pm to
Sedgehammer or image
Posted by sonoma8
Member since Oct 2006
7663 posts
Posted on 5/13/15 at 6:15 pm to
what is this "nut" you speak of?
Posted by MallardMaster
Baton Rouge
Member since Aug 2013
330 posts
Posted on 5/13/15 at 6:18 pm to
Roundup at about 4x the rec dose. Reg dose just burns it
Posted by bossflossjr
The Great State of Louisiana
Member since Sep 2005
12260 posts
Posted on 5/13/15 at 6:49 pm to
I've read that image works
Posted by oleyeller
Vols, Bitch
Member since Oct 2012
32015 posts
Posted on 5/13/15 at 6:57 pm to
poast will kill it dead
Posted by bootlegger
Ponchatoula
Member since Dec 2012
5331 posts
Posted on 5/13/15 at 7:03 pm to
It is a nutsedge, so Certainty, Sedgehammer, Image, etc will kill it. Roundup will as well, and as mentioned, up the dosage. There is no known pre-emergent for it, but LSU AgCenter is having some positive results with FreeHand herbicide.
Posted by HebertFest08
The Coast
Member since Aug 2008
6392 posts
Posted on 5/13/15 at 7:18 pm to
sedgehammer FTW.

it only kills nutsedge. whatever you do don't try to pull it, it will only sprout new plants from the "nut" thats deep in the ground. spray sedgehammer and wait.... takes about a week or so for the plant to die. wait for it to completely wilt and die, it will just go away. sometimes it takes a couple of apps, b/c you don't spray some that may just be coming up.
They sell it at PlantTec, its about $22 a pack that makes 1 gal and its good for only 24hrs. It will kill only nutsedge and won't harm your other plants
Posted by bossflossjr
The Great State of Louisiana
Member since Sep 2005
12260 posts
Posted on 5/13/15 at 8:11 pm to
quote:

it only kills nutsedge. whatever you do don't try to pull it, it will only sprout new plants from the "nut" thats deep in the ground. spray sedgehammer and wait.... takes about a week or so for the plant to die. wait for it to completely wilt and die, it will just go away. sometimes it takes a couple of apps, b/c you don't spray some that may just be coming up.
They sell it at PlantTec, its about $22 a pack that makes 1 gal and its good for only 24hrs. It will kill only nutsedge and won't harm your other plants


Much appreciated my friend. Needed to know this, planted tomatoes in the past couple weeks....lots of nutgrass n there now. Ive pulled it twice.

Will spray asap.
Posted by TigerTerd
Member since Sep 2010
2659 posts
Posted on 5/13/15 at 8:24 pm to
Nothing is labeled to kill nutsedge in a garden. Only turf and landscape beds. You can try to post direct it but I wouldn't spray anywhere near my vegetables.
Posted by bootlegger
Ponchatoula
Member since Dec 2012
5331 posts
Posted on 5/13/15 at 8:40 pm to
OP, refer to my direct application method here if you want a way to apply nutsedge herbicide without hurting desirable plants:

LINK
This post was edited on 5/13/15 at 8:41 pm
Posted by oleyeller
Vols, Bitch
Member since Oct 2012
32015 posts
Posted on 5/13/15 at 9:06 pm to
quote:

Only turf and landscape beds. You can try to post direct it but I wouldn't spray anywhere near my vegetables


you talkn about poast herbacide that i mentioned? If so why wouldnt you spray anywhere near veggies
Posted by TigerTerd
Member since Sep 2010
2659 posts
Posted on 5/13/15 at 9:28 pm to
I was talking about imazaquin. To my knowledge poast doesn't control nutsedge only grasses.
Posted by oleyeller
Vols, Bitch
Member since Oct 2012
32015 posts
Posted on 5/13/15 at 9:31 pm to
10-4 i was confused
Posted by NOLAGT
Over there
Member since Dec 2012
13500 posts
Posted on 5/13/15 at 10:58 pm to
I just applied segehammer about 4 days ago. I got a shite ton around my new pond/garden area among other places. I haven't planted yet so I just am trying to spray and kill it all before putting plants. So far I think I see it yellowing. I would t spray anything superstrong like roundup 4c dose. Seems it would kill the plant but not have time to kill the sole root system. I'm no expert tho
Posted by bossflossjr
The Great State of Louisiana
Member since Sep 2005
12260 posts
Posted on 5/14/15 at 5:46 am to
SEdge hammer Says to not use around edible plants in veggie garden. I've already planted..... Any other options?
Posted by bootlegger
Ponchatoula
Member since Dec 2012
5331 posts
Posted on 5/14/15 at 6:42 am to
I'd go the Roundup route, then. Glyphosate is a contact herbicide that is absorbed through the foliage. It has no activity via soil/root uptake. It wll only kill what it is applied to.
This post was edited on 5/14/15 at 6:44 am
Posted by Easternrio
Member since May 2014
3755 posts
Posted on 5/14/15 at 7:57 am to
^This glyphosate is the answer in your situation just spray with caution or wipe it on nutgrass
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