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.

Control Options for Marshelder

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
of
Label Rate:
1.5% mixture
Cost Effectiveness:
Makes 16.67 gallons
at a cost of
$1.37 per gallon
Broadcast Treatment
Label Rate:
2.94 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 10890 square feet
at a cost of
$2.09 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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