Redroot Pigweed Weed Killer

Amaranthus retroflexus Herbicide

Description of Pigweed, Redroot (Amaranthus retroflexus):
Redroot pigweed can be easily identified by the fact that it has red roots. It grows approximately 3 to 4 feet in height, although have been known to grow larger than that. The leaves are oval to round and have very prominent veins. The stem has fine hairs on it.
Pre-Emergent
Post-Emergent
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Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
per
Label Rate:
0.075 - 0.23 ounces per 1,000 sqft
Cost Effectiveness:
Covers 34783 - 106667 square feet
at a cost of
$1.17 - $3.59 per 1,000 sqft
Instructions:
See green safe rates table to determine rates for specific turfgrasses.
Safe On
Kentucky Bluegrass, Tall Fescue Safe Rate:
0.075 - 0.15 ounces per 1,000 sqft
Bermudagrass, Centipedegrass, St. Augustinegrass, Zoysiagrass Safe Rate:
0.15 - 0.23 ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
0.75 - 2.4 fluid ounces per gallon
Cost Effectiveness:
Makes 6.67 - 21.33 gallons
at a cost of
$1.07 - $3.42 per gallon
Broadcast Treatment
Label Rate:
0.75 - 2.4 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 6667 - 21333 square feet
at a cost of
$1.07 - $3.42 per 1,000 sqft
Safe On
Bahiagrass, Buffalograss, Centipedegrass, St. Augustinegrass Safe Rate:
0.75 - 1.8 fluid ounces per gallon
or
0.75 - 1.1 fluid ounces per 1,000 sqft
Bermudagrass, Zoysiagrass Safe Rate:
0.75 - 1.8 fluid ounces per gallon
or
0.75 - 1.8 fluid ounces per 1,000 sqft
Perennial Ryegrass, Tall Fescue, Red Fescue, Fine Fescue Safe Rate:
1.5 - 2.4 fluid ounces per gallon
or
1.5 - 2.4 fluid ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
0.056 ounces per gallon
Cost Effectiveness:
Makes 177.19 gallons
at a cost of
$0.69 per gallon
Broadcast Treatment
per
Label Rate:
0.056 ounces per 1,000 sqft
Cost Effectiveness:
Covers 177187 square feet
at a cost of
$0.69 per 1,000 sqft
Safe On
St. Augustinegrass, Bermudagrass, Centipedegrass, Zoysiagrass, Buffalograss Safe Rate:
0.056 - 0.113 ounces per gallon
or
0.056 - 0.113 ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
of
Label Rate:
1 - 1.5% mixture
Cost Effectiveness:
Makes 16.67 - 25 gallons
at a cost of
$0.91 - $1.37 per gallon
Broadcast Treatment
Label Rate:
1.469 - 2.938 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 10890 - 21780 square feet
at a cost of
$1.05 - $2.09 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
Pre-Emergent
Post-Emergent
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Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
Label Rate:
2.125 lbs per 1,000 sqft
Cost Effectiveness:
Covers 23529 square feet
at a cost of
$5.21 per 1,000 sqft
Instructions:
Half rate application.
Broadcast Treatment
Label Rate:
4.25 lbs per 1,000 sqft
Cost Effectiveness:
Covers 11765 square feet
at a cost of
$10.42 per 1,000 sqft
Instructions:
Full rate application.
Safe On
Bentgrass, Kentucky Bluegrass, Fine Fescue, Tall Fescue, Perennial Ryegrass, Bahiagrass, Bermudagrass, Buffalograss, Carpetgrass, Centipedegrass, Kikuyu Grass, Seashore Paspalum, St. Augustinegrass, Zoysiagrass Safe Rate:
2.3 - 4.25 lbs per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
Label Rate:
6.4 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 5000 square feet
at a cost of
$3.00 per 1,000 sqft
Safe On
Bentgrass, Tall Fescue, Fine Fescue, Kentucky Bluegrass, Perennial Ryegrass, Bermudagrass, St. Augustinegrass, Zoysiagrass, Centipedegrass, Buffalograss, Bahiagrass, Kikuyu Grass, Seashore Paspalum, Bluegrass, Roughstalk, Carpetgrass Safe Rate:
6.4 fluid ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
0.083 fluid ounces per gallon
Cost Effectiveness:
Makes 96 gallons
at a cost of
$0.62 per gallon
Broadcast Treatment
Label Rate:
0.092 - 0.184 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 43560 - 87120 square feet
at a cost of
$0.69 - $1.38 per 1,000 sqft
Safe On
St. Augustinegrass Safe Rate:
0.092 fluid ounces per 1,000 sqft
Kentucky Bluegrass, Centipedegrass, Buffalograss, Tall Fescue Safe Rate:
0.092 - 0.184 fluid ounces per 1,000 sqft
Perennial Ryegrass, Fine Fescue, Red Fescue, Chewings Fescue, Hard Fescue Safe Rate:
0.115 fluid ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
0.476 ounces per gallon
Cost Effectiveness:
Makes 1 gallons
at a cost of
$13.09 per gallon
Broadcast Treatment
per
Label Rate:
0.476 ounces per 1,000 sqft
Cost Effectiveness:
Covers 1000 square feet
at a cost of
$13.09 per 1,000 sqft
Safe On
Bentgrass, Bermudagrass, Fine Fescue, Perennial Ryegrass, Kentucky Bluegrass, Tall Fescue, Bahiagrass, Centipedegrass, Kikuyu Grass, Seashore Paspalum, Zoysiagrass, Buffalograss, St. Augustinegrass Safe Rate:
0.476 ounces per gallon
or
0.476 ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
0.016 - 0.032 ounces per gallon
Cost Effectiveness:
Makes 40.95 - 81.9 gallons
at a cost of
$0.87 - $1.73 per gallon
Broadcast Treatment
per
Label Rate:
0.008 - 0.015 ounces per 1,000 sqft
Cost Effectiveness:
Covers 85800 - 171600 square feet
at a cost of
$0.41 - $0.83 per 1,000 sqft
Safe On
Bentgrass, Bermudagrass, Fine Fescue, Perennial Ryegrass, Kentucky Bluegrass, Tall Fescue, Bahiagrass, Centipedegrass, Kikuyu Grass, Seashore Paspalum, Zoysiagrass, Buffalograss, St. Augustinegrass Safe Rate:
0.016 - 0.032 ounces per gallon
or
0.008 - 0.015 ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
| More Info | View Label
Spot Treatment
Label Rate:
0.083 fluid ounces per gallon
Cost Effectiveness:
Makes 96 gallons
at a cost of
$0.70 per gallon
Broadcast Treatment
Label Rate:
0.092 - 0.184 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 43560 - 87120 square feet
at a cost of
$0.77 - $1.53 per 1,000 sqft
Safe On
St. Augustinegrass Safe Rate:
0.092 fluid ounces per 1,000 sqft
Chewings Fescue, Hard Fescue, Perennial Ryegrass, Fine Fescue, Red Fescue Safe Rate:
0.115 fluid ounces per 1,000 sqft
Kentucky Bluegrass, Centipedegrass, Buffalograss, Tall Fescue Safe Rate:
0.115 - 0.184 fluid ounces per 1,000 sqft
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