What is MSMA Weed Killer?

What is MSMA Weed Killer?

Monosodium methanearsonate (MSMA) is an organic arsenical herbicide used to control grasses and broadleaf weeds.

Can you mix MSMA and Roundup?

MSMA often antagonized efficacy of glyphosate and glufosinate on several broadleaf and grass weeds. Thus, MSMA is not compatible in tank mixtures with either glyphosate or glufosinate.

How much MSMA is in a gallon of water?

between 1 to 2 fluid ounces

MSMA should be mixed between 1 to 2 fluid ounces per gallon of water for general applications.

What is the shelf life of MSMA?

3 to 4 years
MSMA has a shelf life of 3 to 4 years when stored in a cool dry environment. Once mixed product should be sprayed completely and not left in solution.

Why is MSMA illegal?

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.

Can I use MSMA on my lawn?

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.

Will MSMA hurt Bermuda grass?

Will MSMA Target 6.6 kill my Bermuda grass? MSMA Target 6. 6 will not kill Bermuda grass if used according to the directions on the product label. Please keep in mind that this product is not labeled for application on residential turf.

How many acres will 2.5 gallons of MSMA cover?

4 acres
2.5 gallons of MSMA will treat approximately 4 acres.

Why is MSMA banned for residential use?

Can you graze after MSMA?

Me-Too-Lachlor II Do not graze or feed forage from treatment areas for 30 days following application. Moxy Do not cut crop for feed fodder or graze within 45 days of application. MSMA Do not feed treated foliage to livestock or graze treated areas.

Is MSMA harmful to humans?

The toxicity of MSMA is limited. It has some potential for mild skin and eye irritation, and when ingested in sufficient amounts causes gastrointestinal erosion. Studies of its cancer causing potential have been negative, and it has a limited and questionable ability to cause mutation.