Scotts MossEx Herbicide

Kills moss and helps develop thick grass

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Contains nutrients to GREEN your lawn. Scotts MossEx kills moss and not lawns. After you apply MossEx it will attack your undesirable moss, turn it black and disappear. Leaving you to enjoy your lawn, moss free.
Active Ingredient %
Ferrous sulfate monohydrate 17.50 %
Other Ingredients 82.50 %
Mode of Action
(0) Burning
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$0.70 / lb
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Currently using selected product for label rate and application cost estimates.
Safe On
Annual Ryegrass, Bahiagrass, Bentgrass, Colonial 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:
3.7 lbs per 1,000 sqft
Not Safe On
No not safe on treatments listed. Please, review the label or contact the merchant for more information.
Time Between Applications
Wait 2 to 4 weeks between applications.
Mowing Instructions
Best applied when lawn is moist and tall grass has been mowed to expose low growing moss.
Water Instructions
Do not apply if heavy rain is expected.

Scotts MossEx Optimized Application Label Rate Calculator

No Control
Broadcast Treatment:
Weeds Pre-
Label Application Rates
Broadcast Treatment
Application Interval:
Spring / Winter
14 - 28 days
Label Rate:
3.7 lbs per 1,000 sqft
Cost Effectiveness:
Covers 5000 square feet
at a cost of
$2.60 per 1,000 sqft
Apply during winter or spring when moss is actively growing.
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