MSMA has been off the market for us regular folks, and few places have any old stock to sell. Licensed applicators can still procure it. You don't need a license. It all depends on where you go, and if you're willing to buy in 2.5gal vs.
Full Answer
Do they still make MSMA?
Monosodium methanearsonate (MSMA) is an organic arsenical pesticide currently registered for use in the United States. MSMA is a broad spectrum herbicide used to control grasses and broadleaf weeds.Mar 18, 2021
Is MSMA banned?
Why MSMA Was Banned MSMA contains an organic form of arsenic that is relatively nontoxic. However, in an inorganic state, arsenic is highly toxic. And in 2006, water samples from some golf courses in Florida tested high in arsenic, which prompted the EPA to cancel the registration for ag use.Apr 1, 2012
Can you buy MSMA?
When used as directed on the label, MSMA can control and eliminate post-emergent crabgrass, dallisgrass, sandburs and many other noxious weeds. Two applications are generally required for best results. Applications should be made about 20 days apart. MSMA is not available for sale in some states: Click here to check.
What took the place of MSMA?
Residential DIYers that are looking for an alternative that can deliver effective weed control as an alternative to MSMA can try msm turf herbicide or 2,4-D amine selective weed killer.
Is MSMA safe around trees?
Post-Emergence Grass Killers - This group of herbicides is composed of arsonates such as MSMA and DSMA which are applied to turf for post-emergent control of crabgrass and other annual grasses. Arsonates are not root- absorbed and are safe around woody vegetation.
Is MSMA safe for dogs?
Safety Information MSMA Target 6 Plus is safe for pets and children if used according to label directions. After treatment, keep pets and children away from the treated area until the product has dried. Always wear the proper PPE before application. Do not apply MSMA within 50 feet of bodies of water.
What is the difference between MSM and MSMA?
MSMA is monosodium methyl arsenate (contains arsenic) whereas MSM is metsulfuron-methyl. MSM is only active against broadleaf plants and not grasses.
Can you mix 2,4-D and MSMA?
For superior post-emergent control over crabgrass, dallisgrass, sandburs, clover and many other tough weeds in sensitive warm-season turf, this MSMA and 2, 4-D combination is top notch. Follow label instruction and make two applications 20 days apart. Contains 2.5 gallons of MSMA 6 Plus and 2.5 gallons of 2, 4-D.
Can you seed after spraying MSMA?
Reseeding, overseeding or sprigging of treated areas within one (1) month after application of this product could inhibit the establishment of desirable turfgrasses so you do need to wait. 3 of 14 people found this answer helpful.Jul 30, 2018
Is MSMA safe for Bermuda?
The main selective weed killer for Bermuda is MSMA or DSMA. These arsenicals are good on grassy weeds and smutgrass. They can be tank- mixed with metribuzin or 2,4-D if broader control is necessary. To improve control and minimize Bermuda discoloration, repeat applications at the lowest recommended rate are necessary.Oct 4, 2004
Is MSMA safe for lawns?
MSMA Target 6. 6 is only labeled for commercial turf like golf courses and sod farms, and it is not safe for use on home lawns.
Can I use MSMA on St Augustine?
It is one of the most effective products and is safe on all lawn grasses, including St. Augustine and Centipede. The older recommendation is Image plus MSMA.Feb 24, 2018
What is MSMA pesticide?
Background - Organic Arsenical Pesticides. MSMA is an organic arsenical, a class of herbicides that also includes DSMA, CAMA, cacodylic acid and its sodium salt. As of September 2009, all remaining products containing DSMA, CAMA, cacodylic acid and its sodium salt were canceled.
When is the EPA reassessment for arsenic?
In addition, the Organic Arsenical Products Task Force (OAPTF) and the Arsenical Wood Preservatives Task Force (AWPTF) submitted a cancer reassessment package for inorganic arsenic on October 29, 2020 for EPA’s review under the Pesticide Registration Improvement Act (PRIA). EPA is currently evaluating this submission.
Can you use MSMA before planting cotton?
The use of MSMA before planting cotton is no longer permitted. MSMA can still be used to control weeds in cotton fields. This use is limited to two applications per year of two pounds active ingredient per acre each, once plants are growing (also called post-emergent application).
Is it legal to use arsenical herbicides?
It remains legal to purchase and use organic arsenical herbicides according to label directions and precautions. When used according to the label, organic arsenical herbicides do not pose an imminent hazard. Consumers who choose to use these products should always take special care to read and follow the label precautions and directions. The O rganic Arsenicals; Amendments to Terminate Uses; Amendment to Existing Stocks Provisions – FR Notice, March 27, 2013 clarifies the existing stocks provisions for the turf uses, and for previously canceled uses.
What is MSMA herbicide?
Monosodium methanearsonate, known in short as MSMA, is a commonly used herbicide in warm-season climates that has been effective in managing various common commercial and residential weeds since the 1960s . This popular product had long been used to manage infestations of invasive weeds like crabgrass, goosegrass, dallisgrass, ...
Can you use MSMA in Florida?
Not allowed in Florida. For residential use, lawn owners are out of luck using MSMA which was helpful in managing weeds that were often difficult to control using conventional herbicides. Fortunately, there are solid alternatives that provide good weed control and Solutions holds a number of those options that can make up for MSMA’s absence.
Is MSMA a toxic herbicide?
In its organic form, arsenic is largely nontoxic. However, in an inorganic state, the arsenic element can be highly toxic. The EPA responded by enacting a phase-out of all herbicides which contain arsenic from being used on agricultural ...
Is MSMA a restricted use herbicide?
MSMA was once a widely used herbicide effective in eliminating a wide range of weeds but it has since been labeled as a restricted-use product that licensed applicators can use for certain sites like golf courses and sod farms.
Old MSMA found - Is it safe to use?
I came across an open one gallon jug of MSMA 6 Plus by Drexel this weekend. There is about 3 quarts remaining. The container is undamaged and it still has the orange plug sealing the jug under the screw on cap.
Re: Old MSMA found - Is it safe to use?
nowataboomer wrote: I gasped, as a carefully held the vessel in the palms of both hands, holding it up head high so I could read the label.
Re: Old MSMA found - Is it safe to use?
nowataboomer wrote: I gasped, as a carefully held the vessel in the palms of both hands, holding it up head high so I could read the label.
Re: Old MSMA found - Is it safe to use?
I would say go ahead and use it. You just found a bottle of liquid gold!!!!
Re: Old MSMA found - Is it safe to use?
I have an unopened quart of MSMA in my storage shed. Found it while I was cleaning the shed. Stupid me, by the time I figured out it was being banned, the store shelves were empty. Otherwise, I'd have a real stockpile of it.
Re: Old MSMA found - Is it safe to use?
Should still be effective. It might not be as effective, but MSMA has a very long shelf life, and 1 of the most effective post-emergent herbicides ever made.
Re: Old MSMA found - Is it safe to use?
FYI.... You can still easily purchase fresh MSMA Target 6 online. It is no longer labeled for home lawns but I use the S%it out of it at my compound in TX. It is cheap and works fantastic. Just follow the instructions. Here you go.....
When to apply MSMA herbicide?
When to Apply. Herbicides containing MSMA are most effectively applied when grassy weeds such as crab grass and Dallis grass have emerged in the early spring and are actively growing. Repeat applications may be required through the late spring and summer. Initiating control in late summer or fall when the weeds are mature will not be successful.
What is MSMA weed killer?
Monosodium methanearsonate (MSMA) weed killer is a post-emergent herbicide for use in home lawns to control a range of annual grass-type weeds. It is sometimes also known as MAMA or DSMA on some herbicide labels. Advertisement.
Can MSMA harm grass?
Drifting of liquid MSMA herbicides will harm desirable grasses. MSMA herbicides can damage lawns if used at higher than recommended rates. Even at recommended rates, it can harm some turf grass species. Make sure to read the label entirely before applying any herbicide containing MSMA. Advertisement.
Background - Organic Arsenical Pesticides
- MSMA is an organic arsenical, a class of herbicides that also includes DSMA, CAMA, cacodylic acid and its sodium salt. As of September 2009, all remaining products containing DSMA, CAMA, cacodylic acid and its sodium salt were canceled. These chemicals were previously registered for application to cotton, bearing and non-bearing fruit and nut trees...
Uses of MSMA
- Turf Uses
In January 2009, EPA reached an agreement with registrants of MSMA to end its use on sod farms, golf courses, and highway rights-of-way after December 31, 2013. Read the Agreement in Principle to Implement the Organic Arsenicals Reregistration Eligibility Decision (RED). In Septe… - Cotton
The use of MSMA before planting cotton is no longer permitted. MSMA can still be used to control weeds in cotton fields. This use is limited to two applications per year of two pounds active ingredient per acre each, once plants are growing (also called post-emergent application). Cotto…
Scientific Peer Review
- The 2009 Agreement in Principle provided for a scientific peer review of the carcinogenic mode of action (MOA) of inorganic arsenic before the final phase-out of the remaining MSMA turf uses. Because of a Congressional directive to the National Academy of Sciences (NAS) to evaluate the EPA Integrated Risk Information System (IRIS) risk assessment of the carcinogenic mode of acti…
Registration Review
- Currently, MSMA is undergoing registration review, a program that re-evaluates all pesticides on a 15-year cycle. Registration review ensures pesticides will not cause unreasonable adverse effects when used according to label directions and precautions and there is a reasonable certainty of no harm from dietary and residential exposure. All documents related to the registration review of …
Safe Use and Disposal of Residential Use Products
- It remains legal to purchase and use organic arsenical herbicides according to label directions and precautions. When used according to the label, organic arsenical herbicides do not pose an imminent hazard. Consumers who choose to use these products should always take special care to read and follow the label precautions and directions. The Organic Arsenicals; Amendments t…
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