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Target Pests

Crabgrass Spurge (prostrate), Annual bluegrass (Poa annua), Groundsel, Henbit, Goosegrass, Knotweed, Foxtail,

For Use In

Oryzalin 4 is intended for use on landscape ornamentals, bulbs, christmas tree plantations, warm season grasses, and vineyards. ,


  • Rate varies from 1.5 to 3.0 fl. oz. per 1000 sq.ft.
  • Provides 4-8 months of pre-ermergent control at 3 oz per gallon
  • May not spray within 3 months as a retreatment.
  • Tank mix with Glyphosate to kill existing weeds
  • Read label for complete instructions, including bulb treatments and tree treatments

Coverage Area

2.5 gallon container treats upto 2.5 acres of turf grass

Time to Kill

This product prevents weeds from growing. It will not kill weeds past the germination stage.

Country of Manufacture

United States

Mix Rate

Mix 3oz of Oryzalin per gallon of water to treat 1,000 square feet.

Active Ingredient

Oryzalin 41%

Oryzalin 4 Pro Generic Surflan

Product Q & A

Solutions ()

Oryzalin 4 Pro Generic Surflan


This cost-effective and long-lasting (2-8 months) weed killer provides control of annual grasses and selected broadleaf weeds in ornamentals (container and field grown), commercial landscaping, and warm season turf.

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Customer Reviews

  • Oryzalin 4 Pro Generic Surflan
    By Terry Calhoun on 2/18/2013
    Haven't used this product yet; waiting for optimal ground temperature (52 degrees). Oryzalin is recommended by Texas A&M for control of burr grass, which bedevils my long haired terrier. We'll see.



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