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Posted

I tried this post emergent herbicide on several beds. It was effective on nutsedge, which is a curse upon gardens here, but it also caused damage to many other plants.

Does anyone know of it is palm friendliness, or vice versa?

Or of anything that controls nutsedge, and that is palm friendly?

In my post I sometimes express "my" opinion. Warning, it may differ from "your" opinion. If so, please do not feel insulted, just state your own if you wish. Any data in this post is provided 'as is' and in no event shall I be liable for any damages, including, without limitation, damages resulting from accuracy or lack thereof, insult, or any other damages

Posted (edited)

Keith ,

There are two different Image herbicides.

I have used this one and have had no isues with palms:

IMAGE for St. Augustinegrass and Centipedegrass> this kills most weeds in my beds and in the St.Augustine lawn!The active ingredient is Atrazine.

Then there is this one:

IMAGE Nutsedge Killer>I have not used this one,which is probably the one you are referring to?

http://www.amdro.com/Image/index.html

Edited by gsn

Scott

Titusville, FL

1/2 mile from the Indian River

USDA Zone COLD

Posted
Keith ,

There are two different Image herbicides.

I have used this one and have had no isues with palms:

IMAGE for St. Augustinegrass and Centipedegrass> this kills most weeds in my beds and in the St.Augustine lawn!The active ingredient is Atrazine.

Then there is this one:

IMAGE Nutsedge Killer>I have not used this one,which is probably the one you are referring to?

http://www.amdro.com/Image/St-Augustine/au...pplication.html

Yes, I am referring to the second one.

btw - on the first one, atrazine is has been accused of damaging Live Oaks over time, so many down here shy away from its use.

In my post I sometimes express "my" opinion. Warning, it may differ from "your" opinion. If so, please do not feel insulted, just state your own if you wish. Any data in this post is provided 'as is' and in no event shall I be liable for any damages, including, without limitation, damages resulting from accuracy or lack thereof, insult, or any other damages

Posted

Haven't heard that about Atrazine,all the lawn service companies down here use it on St. Augustine. And we have alot of Live Oaks, I will have to do a little research.What are they using up there in lieu of atrazine?

Without atrazine here in central Florida ,St. Augustine lawns would be WEED lawns! :lol:

Scott

Titusville, FL

1/2 mile from the Indian River

USDA Zone COLD

Posted

Google Atrizine and Live Oaks. I would not allow Atrizine on my property.

In my post I sometimes express "my" opinion. Warning, it may differ from "your" opinion. If so, please do not feel insulted, just state your own if you wish. Any data in this post is provided 'as is' and in no event shall I be liable for any damages, including, without limitation, damages resulting from accuracy or lack thereof, insult, or any other damages

Posted

Keith,

I did a Google search "atrazine live oaks"

And this was the most I could find on the google search from the 2 first pages regarding atrazine and live oaks. A blurp about some guy putting it on his grass and this happening re:

"BTW, Make sure not to get the atrazine near any trees that you care about. I just about

killed a 2-3" live oak with atrazine."

Am I missing something,are those not the right keywords,to find what you are referring to? :)

Scott

Titusville, FL

1/2 mile from the Indian River

USDA Zone COLD

Posted

Someone put some atrazine in Mrs. Murphy's Ovaltine . . . .

Let's keep our forum fun and friendly.

Any data in this post is provided 'as is' and in no event shall I be liable for any damages, including, without limitation, damages resulting from accuracy or lack thereof, insult, or lost profits or revenue, claims by third parties or for other similar costs, or any special, incidental, or consequential damages arising out of my opinion or the use of this data. The accuracy or reliability of the data is not guaranteed or warranted in any way and I disclaim liability of any kind whatsoever, including, without limitation, liability for quality, performance, merchantability and fitness for a particular purpose arising out of the use, or inability to use my data. Other terms may apply.

Posted

Keith,

Round Up (glyphosate) works on nut sedge, you just have to mix a double or triple strength batch and stay on that area for one entire growing season. One time I put on rubber gloves, poured full strength concentrate in my hands, rubbed them together and then rubbed them all over the nut sedge patch. That knocked it out good. The more concentrated application seems to knock out the bulbs better.

Matt Bradford

"Manambe Lavaka"

Spring Valley, CA (8.5 miles inland from San Diego Bay)

10B on the hill (635 ft. elevation)

9B in the canyon (520 ft. elevation)

Posted

Round Up seems relatively safe.

I've seen undisclosed herbicides applied by lawn maintenance outfits kill oaks and other trees.

In any event, I have a young live oak in the back yard that will eventually shade out a large area. It's intended as hurricane protection, the idea being that neighborhoods with oak canopy tend to fare better than those without. Unless there's a Class 5. Then everything looks like a trailer park after a tornado.

Fla. climate center: 100-119 days>85 F
USDA 1990 hardiness zone 9B
Current USDA hardiness zone 10a
4 km inland from Indian River; 27º N (equivalent to Brisbane)

Central Orlando's urban heat island may be warmer than us

Posted

this for Fla. St. Aug. turf - I like to use Manage on nutsedge, a bit $ but works fantastic. Also if you mix some Basagran w/ Atrazine it torches nutsedge in a few days. I never use Image on turf, that stuff is wicked, can really stunt the grass if overused and it rarely if ever grows back out of it. I wouldn't put it anywhere near my palms. Its not so much the Atrazine as the way it's mixed (% of active ingredient, etc.). Also we (t&o pro's) are not allowed to use Atrazine on turf from around Mid May to mid Oct. Homeowners can get it in weed & feed's or diluted forms.

- dave

Posted (edited)

I will agree that any herbicide, whether selective or nonselective, pre or post emergent can kill just about anything if used improperly, by either lawn services, or individuals.

I have used atrazine on my lawn,and in my palm beds according to labeled instructions,and have not seen any detriment to any of my oak trees, or palms,or other plants for that matter. I use atrazine in the winter, for winter weed control,I spray when the wind is calm so there is no drift, and it only goes where I want it to go.

Maybe I am sitting on a TIMEBOMB that I am not aware of, but to date I have observed no ill affects from using it!

More than willing to change gears if someone can show me this stuff is worse than any other post emergent herbicide, and there is a better less harmful product out there for winter weed control in St.Augustine lawns! :)

Edited by gsn

Scott

Titusville, FL

1/2 mile from the Indian River

USDA Zone COLD

  • 5 years later...
Posted

Attention BS Man about Palms! This is a thread all about you. :winkie:

Coral Gables, FL 8 miles North of Fairchild USDA Zone 10B

Posted

For post emergent I would stick with glyphosate, pre emergent I use princep which is simazine, I don't like surflan around queen palms and I have seen chi fans and Phoenix get yellowy after drift from trifluralins from growing near sugar cane

Posted

Keith,

Round Up (glyphosate) works on nut sedge, you just have to mix a double or triple strength batch and stay on that area for one entire growing season. One time I put on rubber gloves, poured full strength concentrate in my hands, rubbed them together and then rubbed them all over the nut sedge patch. That knocked it out good. The more concentrated application seems to knock out the bulbs better.

I'll try that.

That Zombie Sedge refuses to go away . . . .

Let's keep our forum fun and friendly.

Any data in this post is provided 'as is' and in no event shall I be liable for any damages, including, without limitation, damages resulting from accuracy or lack thereof, insult, or lost profits or revenue, claims by third parties or for other similar costs, or any special, incidental, or consequential damages arising out of my opinion or the use of this data. The accuracy or reliability of the data is not guaranteed or warranted in any way and I disclaim liability of any kind whatsoever, including, without limitation, liability for quality, performance, merchantability and fitness for a particular purpose arising out of the use, or inability to use my data. Other terms may apply.

Posted

I use Ortho Nutsedge Killer in a ready to use spray bottle for spot treating nutsedge. It works and can be purchased at Home Depot. For large infestations I use Sedge Hammer (halosulfuron) which works great and is also available in a cheaper generics. I am not aware of any issues with these harming palms if used as directed.

I find Round-Up is not great for nutsedge. It kills the foliage and roots of the plant, but not the underground nuts (tubers) the plant uses to store nutrients. The nuts have enough stored energy to re-sprout a new plant. If you hit it repeatedly over a period of time you will eventually deplete all the nuts and eliminate the problem. I only use Round-Up as a quick and dirty way to suppress growth until I have time apply a herbicide that will kill the nuts.

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