Click to enlargeWeed Impede

Label / MSDS

(Formerly Weed Stopper)

Type: preemergence
Description and use:
Weed Impede contains the active ingredient Oryzalin which is a selective preemergence herbicide surface applied for the control of annual grasses and many broadleaf weeds landscape ornamentals including roses. Weed Impede controls weeds growing from seed, and will not control emerged or established weeds, weeds growing from stolons, rhizomes, or root pieces.

Controls or prevents:

  • Annual grasses:
    Barnyardgrass, Annual bluegrass, large and smooth Crabgrass, Fall, browntop & texas Panicum, giant, green, robust & yellow Foxtails, Goosegrass, Johnsongrass, Junglerice, Mexican & orcutt lovegrass, Italian ryegrass, Signalgrass, Sprangletop, Wild oats, Witchgrass
  • Broadleaf weeds:
    Bittercress, Carpetweed, Common chickweed, Fiddleneck, Redstem & Whitestem filaree, Groundsel, Henbit, Knotweed, Lambsquarters, Prostrate, Redroot, Tumble, & Spring pigweed, puncturevine, purslane, London rocket, Desert rockpurslane, shepherdspurse, spurge, and Yellow woodsorrel.

    Horseweed, Ladysthumb, Prickly lettuce, Mallow, Milkweed, Morningglory, Mustard, Nightshade, Ragweed, Smartweed, Sowthistle, Spotted spurge, Teaweed, Velvetleaf & Volunteer wheat.

    Rate & Coverage:
    3 ozs. per 2 gallons of water covers 1000 sq. ft. provides 4 to 8 months of weed prevention. Kinetic is the recommended adjuvant for the application of Weed Impede.
    *Always refer to the actual product label for specific rates, instructions, and cautions.


  • Weed Impede1 gallon

    Weed Impede 4892$155.00Size: 

    Always refer to actual product label for specific rates, instructions, and cautions.

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