Marshelder Weed Killer

Iva annua Herbicide

Description of Marshelder (Iva annua):
Marshelder, also known as Narrowleaf sumpweed, is a very drought-tolerant warm-season annual weed. It's mostly green, including the flowers, and looks similar to ragweed.
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
$0.68 - $1.02 per gallon
Broadcast Treatment
Label Rate:
1.102 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 29040 square feet
at a cost of
$0.75 per 1,000 sqft
Safe On
Annual Ryegrass, Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Carpetgrass, Centipedegrass, Chewings Fescue, Fine Fescue, Hard Fescue, Kentucky Bluegrass, Kikuyu Grass, Perennial Ryegrass, Red Fescue, St. Augustinegrass, Tall Fescue, Zoysiagrass Safe Rate:
1 - 1.5 fluid ounces per gallon
or
1.102 fluid ounces per 1,000 sqft
Pre-Emergent
Post-Emergent
| More Info | View Label
Spot Treatment
of
Label Rate:
1.5% mixture
Cost Effectiveness:
Makes 16.67 gallons
at a cost of
$1.61 per gallon
Broadcast Treatment
Label Rate:
2.938 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 10890 square feet
at a cost of
$2.47 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
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