Jump to Top

Weedar 64 Herbicide

Broadleaf Herbicide

Weedar 64 Logo
Weedar 64 is a non-volatile, premium DMA-4 formulation that is sequestered to 1,500-ppm water hardness. This “workhorse” of 2,4-D amines is registered for cereal grains, corn, sorghum, rice, sugarcane, irrigation ditches, pastures/rangeland, non-cropland, tree injection, lakes-water hyacinth, and tree fruit / nut crops.
Active Ingredient %
2,4-D 46.80 %
Other Ingredients 53.20 %
Mode of Action
Lipid Synthesis Inhibitors
Site of Action
(1) ACCase Inhibitor
Available on Amazon

$53.49 / gal
Buy now

Available on Do My Own

$33.29 / gal
Buy now

Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
Not Safe On
Maximum Yearly Limits
Maximum of 3 pints (1.5 lbs. ae) per acre per application. Maximum of 6 pints (3.0 lbs. ae) per acre per year, excluding spot treatments.
After Seeding Instructions
Do not apply to newly seeded area until grass is well established (five-leaf stage or later) and then use a maximum of 2/3 pint per acre.
Surfactant Instructions
Adding oil, wetting agent, or other surfactants to the spray may increase effectiveness on weeds but also may reduce selectivity to crops, resulting in crop damage.
CertainLabel™

Weedar 64 Optimized Application Label Rate Calculator

Legend:
Control
Suppression
No Control
1
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
No broadcast treatment rates listed. Please, review the label or contact the merchant for more information.
1
Spot Treatment
Label Rate:
0.73 - 1.1 fluid ounces per gallon
Cost Effectiveness:
Makes 116.364 - 175.342 gallons
at a cost of
$0.19 - $0.29 per gallon
Blanket Treatment
Label Rate:
0.73 - 1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 116364 - 175342 square feet
at a cost of
$0.19 - $0.29 per 1,000 sqft
2
Spot Treatment
Label Rate:
0.73 - 1.1 fluid ounces per gallon
Cost Effectiveness:
Makes 116.364 - 175.342 gallons
at a cost of
$0.19 - $0.29 per gallon
Blanket Treatment
Label Rate:
0.73 - 1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 116364 - 175342 square feet
at a cost of
$0.19 - $0.29 per 1,000 sqft
Instructions:
These species may require repeat applications and/or use of the higher specified rate even under ideal conditions for application.
3
Spot Treatment
Label Rate:
0.73 - 1.1 fluid ounces per gallon
Cost Effectiveness:
Makes 116.364 - 175.342 gallons
at a cost of
$0.19 - $0.29 per gallon
Blanket Treatment
Label Rate:
0.73 - 1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 116364 - 175342 square feet
at a cost of
$0.19 - $0.29 per 1,000 sqft
Instructions:
This product may not be used to control this weed species in the State of California.
4
Spot Treatment
Label Rate:
0.73 - 1.1 fluid ounces per gallon
Cost Effectiveness:
Makes 116.364 - 175.342 gallons
at a cost of
$0.19 - $0.29 per gallon
Blanket Treatment
Label Rate:
0.73 - 1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 116364 - 175342 square feet
at a cost of
$0.19 - $0.29 per 1,000 sqft
Instructions:
These species may require repeat applications and/or use of the higher specified rate even under ideal conditions for application. This product may not be used to control this weed species in the State of California.
5
Spot Treatment
Label Rate:
0.73 - 1.1 fluid ounces per gallon
Cost Effectiveness:
Makes 116.364 - 175.342 gallons
at a cost of
$0.19 - $0.29 per gallon
Blanket Treatment
Label Rate:
0.73 - 1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 116364 - 175342 square feet
at a cost of
$0.19 - $0.29 per 1,000 sqft
Instructions:
Control of pigweeds in the High Plains area of Texas and Oklahoma may not be satisfactory with this product.
Questions & Comments
Log in or sign up to leave comment   Log In  Sign Up