fence row spray

ragweed

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Feb 1, 2013
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southeast alabama
someone told me about a new chem with rdup in it but supposed to give you a years residual. any ideas about the name. thanks for any help.
 
I saw something about that and don't remember the name but it has imazapyr in it and that's where the residual comes from. I'm pretty sure you could make your own for less money by mixing generic glyphosate and generic imazapyr than buying the premix. If you've never used imazapyr before you need to study up on it. It can very easily lead to unintended consequences.
 
ga.prime":1kxy3pmw said:
I saw something about that and don't remember the name but it has imazapyr in it and that's where the residual comes from. I'm pretty sure you could make your own for less money by mixing generic glyphosate and generic imazapyr than buying the premix. If you've never used imazapyr before you need to study up on it. It can very easily lead to unintended consequences.
Seems pretty straightforward to me
http://www.cdms.net/ldat/mpBU4002.pdf
 
There are a half dozen or so combinations of the 2. Barrier, RM43, Pronto, Ortho has a couple of them too.
 
dun":16hrjc1z said:
ga.prime":16hrjc1z said:
I saw something about that and don't remember the name but it has imazapyr in it and that's where the residual comes from. I'm pretty sure you could make your own for less money by mixing generic glyphosate and generic imazapyr than buying the premix. If you've never used imazapyr before you need to study up on it. It can very easily lead to unintended consequences.
Seems pretty straightforward to me
http://www.cdms.net/ldat/mpBU4002.pdf

That SDS doesn't say anything about how imazapyr can kill gigantic oak trees standing 60 ft or more away from the fence row you're band spraying.
 
ga.prime":143sh6dx said:
dun":143sh6dx said:
ga.prime":143sh6dx said:
I saw something about that and don't remember the name but it has imazapyr in it and that's where the residual comes from. I'm pretty sure you could make your own for less money by mixing generic glyphosate and generic imazapyr than buying the premix. If you've never used imazapyr before you need to study up on it. It can very easily lead to unintended consequences.
Seems pretty straightforward to me
http://www.cdms.net/ldat/mpBU4002.pdf

That SDS doesn't say anything about how imazapyr can kill gigantic oak trees standing 60 ft or more away from the fence row you're band spraying.
I googled it and didn;t find anything about that either.
 
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I don't remember which, but one label I read warned not to spray within double the distance of the drip line of any tree that you don't want dead. I'd say that's cutting it close at that distance.
 
This is copied from the RM43 label-

RESTRICTIONS
• Apply on a sunny day with temperatures above 60°F. • Do not apply to or allow product to drift onto desirable plants. • Only apply to areas where no vegetation is desired for one year. • Avoid product runoff to nearby desirable plants. • Do not apply near bodies of water including, fish pools, ponds, lakes or streams. • Do not apply over the root systems of desirable plants. For trees and shrubs do not apply closer than twice the distance from the trunk to the drip line as roots may be within this area. • Do not apply to slopes in landscape as movement on soil surfaces may damage desirable plants down slope. • Do not apply next to a fence if desirable vegetation is growing on the other side, or if future planting is intended. • Do not use before planting lawns, fruits, vegetables, flowers, or other plants because this product remains active in soil for up to one
year. • In soils with heavy clay, weed control may exceed one year. • Do not use on desirable turf. • Do not apply when wind speeds are greater than 10 mph. • Do not apply to powdery, dry or light sandy soils when the soil may be blown by wind. If necessary soil surface should be settled by rain
or irrigation.
 
Lot of it depends on what your targeting to kill. If you're trying to kill broadleaf weeds, or brushy type weeds, or hardwoods, or everything that's green. There's a lot of good selective herbicides out there but one just has to read the label and be careful. I like dicamba (Banvel) and metsulfuron (Escort XP,Metcel) and picloram(Grazon P+D,Surmount) on broadleaf and brushy type stuff and triclopyr (Element 4, Garlon 4) for small hardwoods. I also like imazapyr (Chopper, Aresnal) for "scorched earth" but you have to be careful with it. I've also had good luck with hexazinone (Velpar) with things like smutgrass and hardwood kill, but like imazapyr you have to be very careful with it, especially on fence rows if you have desirable trees you don't want to kill. I generally opt for 24d on fence rows and spot spray anything it doesn't kill with something stronger. Never used Crossbow but I'm gonna try it I think.
 
Bigfoot":27ov7vek said:
Crossbow is 24d and remedy mixed together.

Perfect for spraying fence rows. If you want to kill grass add roundup. If you want residual use grazon instead of 24d. Or add picloram if you can get it.

Imazapyr can move long distance through the soil. And as ga. Said kill very large oak and pecan trees. I wouldn't use it on a property line. To much liability concern
 
I used some stuff called Barrier, glyphosate and something that is good for a year (supposedly) to stop new plants. Haven;t sprayed it on any really woody but it sure knocks the snot out of everything else, and so far no regrowth.
 
Man I'm glad this thread came up.

The property I just bought has fence rows that haven't been touched in 5+ years. Crossbow is what has been recommended the most to me.


I know I've got trees to cut down so not too worried about them. Mostly worried about knocking out the briars and bushy stuff.
 
I sprayed fence lines and spot sprayed a pasture last week with Grazon p&d, tank mixed with Remedy and astute. So far looks like stuff is dying back pretty good.

If your using crossbow I'd tank mix with Grazon and astute. My results have been a lot better that way.
 
ga.prime":1x1b39c1 said:
dun":1x1b39c1 said:
ga.prime":1x1b39c1 said:
I saw something about that and don't remember the name but it has imazapyr in it and that's where the residual comes from. I'm pretty sure you could make your own for less money by mixing generic glyphosate and generic imazapyr than buying the premix. If you've never used imazapyr before you need to study up on it. It can very easily lead to unintended consequences.
Seems pretty straightforward to me
http://www.cdms.net/ldat/mpBU4002.pdf

That SDS doesn't say anything about how imazapyr can kill gigantic oak trees standing 60 ft or more away from the fence row you're band spraying.

It will also kill gigantic hundred year old live oaks going up to an old plantation home similar to what you saw in Forest Gump. Fella just asked about something good to kill some brush and have some residual. Never said a word about spraying under live oaks bordering a driveway to a rich man's house. Sortof an important detail to be leaving out wouldn't you think?
 
Bigfoot":3rw0gze8 said:
Crossbow is 24d and remedy mixed together.

In my opinion, Crossbow is the way to go. 48oz of 24d, 20oz of Remedy, and 16oz of surfactan to 50 gallons of spray.

Kills everything but red cedar, you will have amazingly clean fence rows after a few years. In my opinion using a roundup spray just causes broadleaf weed invasion, all the open ground.
 

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