Sunflower Weed Killer

Helianthus Herbicide

Description of Sunflower (Helianthus):
Sunflowers can grow from 3 to 15 feet in height and generally are not considered a weed. However, when it is growing somewhere you don't want it--then it is a weed.

Control Options for Sunflower

Legend:
Control
Suppression
No Control
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
1 - 1.5 fluid ounces per gallon
Cost Effectiveness:
Makes 21.33 - 32 gallons
at a cost of
$0.50 - $0.76 per gallon
Broadcast Treatment
Label Rate:
1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 29040 square feet
at a cost of
$0.56 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
Label Rate:
0.06 ounces per gallon
Cost Effectiveness:
Makes 177.19 gallons
at a cost of
$0.68 per gallon
Broadcast Treatment
per
Label Rate:
0.06 ounces per 1,000 sqft
Cost Effectiveness:
Covers 177187 square feet
at a cost of
$0.68 per 1,000 sqft
Safe On
St. Augustinegrass, Bermudagrass, Centipedegrass, Zoysiagrass, Buffalograss Safe Rate:
0.06 - 0.11 ounces per gallon
or
0.06 - 0.11 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:
1.47 - 2.94 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:
0.09 - 0.16 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 199131 - 348480 square feet
at a cost of
$0.30 - $0.52 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
Label Rate:
0.48 ounces per gallon
Cost Effectiveness:
Makes 1 gallons
at a cost of
$14.18 per gallon
Broadcast Treatment
per
Label Rate:
0.48 ounces per 1,000 sqft
Cost Effectiveness:
Covers 1000 square feet
at a cost of
$14.18 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:
0.48 ounces per gallon
or
0.48 ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
0.02 - 0.03 ounces per gallon
Cost Effectiveness:
Makes 40.95 - 81.9 gallons
at a cost of
$0.88 - $1.76 per gallon
Broadcast Treatment
per
Label Rate:
0.01 - 0.02 ounces per 1,000 sqft
Cost Effectiveness:
Covers 85800 - 171600 square feet
at a cost of
$0.42 - $0.84 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:
0.02 - 0.03 ounces per gallon
or
0.01 - 0.02 ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
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Spot Treatment
Label Rate:
0.75 - 1.8 fluid ounces per gallon
Cost Effectiveness:
Makes 11.11 - 26.67 gallons
at a cost of
$1.27 - $3.06 per gallon
Broadcast Treatment
Label Rate:
0.73 - 1.84 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 10890 - 27225 square feet
at a cost of
$1.25 - $3.12 per 1,000 sqft
Safe On
Bermudagrass, Zoysiagrass, Buffalograss Safe Rate:
0.75 - 1.5 fluid ounces per gallon
or
0.73 - 1.47 fluid ounces per 1,000 sqft
Annual Ryegrass, Bentgrass, Colonial, Kentucky Bluegrass, Bluegrass, Annual, Perennial Ryegrass, Tall Fescue, Red Fescue, Fine Fescue, Bentgrass Safe Rate:
1.1 - 1.8 fluid ounces per gallon
or
1.1 - 1.84 fluid ounces per 1,000 sqft
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