How To Use Ornamec 170 Grass Herbicide

The label recommends applying no more than 27 fluid ounces of Ornamec 170 Grass Herbicide per 1,000 square feet per season when using it for broadcast treatment in ornamentals, trees, etc.

If you want to use Ornamec 170 Grass Herbicide, you’ll need to combine it with a non-ionic surfactant.

You can use a backpack sprayer, a hose-end sprayer, or even a hand-pump sprayer to apply Ornamec 170 Grass Herbicide.


What Is the Ornamec 170 Grass Herbicide?

Ornamec 170 Grass Herbicide
Picture of the Ornamec 170 Grass Herbicide

PBI Gordon’s Ornamec 170 Grass Herbicide is a post-emergent selective herbicide designed to eliminate annual and perennial grassy weeds from lawns and gardens.

It ensures quick and effective action while simultaneously decreasing the likelihood of harm to beautiful plants. It can be put to use everywhere and it is intended to prevent the growth of undesirable grasses.

In regions with attractive plants, shrubs, trees, flowers, and ground cover, Ornamec 170 can be used systematically to reduce undesirable grasses.


Read also: How to Identify and Control Rice Weevil Infestations


How To Use Ornamec 170 Grass Herbicide

  • calculate the square footage by multiplying the length by the width of the area. Ornamec 170 application rates change based on weed type, treatment area, and whether to use a broadcast or spot application.
    Ornamentals, trees, shrubs, and groundcovers treated by broadcast use between 6 and 9 fluid ounces per gallon of water per 1,000 square feet.
    A dose of 2 fluid ounces per gallon of water per 1,000 square feet is recommended for spot treatments of Bermudagrass on Tall Fescue Turf.
  • Water should reach about halfway up the sprayer’s tank. After determining how much Ornamec 170 to use, add it to half of the remaining water. Make sure it’s thoroughly blended by shaking the sprayer vigorously.
  • Depending on the extent of your grassy weed problem, either use a broad spray or spot treat, being careful to get even coverage using a fan spray setting.
  • For continuous weed control during the growing season, it is recommended to use the treatment every 14 to 21 days.


Where Can I Apply Ornamec 170 Grass Herbicide?

  • Turf
  • Landscapes
  • Newly transplanted and established ornamentals
  • Trees
  • Shrubs
  • Groundcovers
  • Areas where grassy weeds are invading


Read also: How To Use Q4 Plus Herbicide


What Are the Target Pests For Ornamec 170 Grass Herbicide?

  • Barnyardgrass
  • Bermudagrass
  • Broadleaf Signalgrass
  • Dallisgrass
  • Downy Brome
  • Fall Panicum
  • Field Sandbur
  • Giant Foxtail
  • Goosegrass
  • Green Foxtail
  • Guineagrass
  • Italian Ryegrass
  • Itchgrass
  • Johnsongrass
  • Junglerice
  • Kikuyugrass
  • Large Crabgrass
  • Prairie Cupgrass
  • Quackgrass
  • Rabbitfootgrass
  • Red Rice
  • Rhizome Johnsongrass
  • Shattercane
  • Smooth Crabgrass
  • Sorghum Almum
  • Southern Crabgrass
  • Southern Sandbur
  • Southwestern Cupgrass
  • Texas Panicum
  • Torpedograss
  • Tropical Crabgrass
  • Volunteer Barley
  • Volunteer Corn
  • Volunteer Milo
  • Volunteer Oats
  • Volunteer Rye
  • Volunteer Wheat
  • Wild Oats
  • Wild Proso Millet
  • Wildcane
  • Wirestem Muhly
  • Witchgrass
  • Woolly Cupgrass
  • Yellow Foxtail


Read also: How To Use Katana Herbicide


What are the Do’s and Don’ts of the Ornamec 170 Grass Herbicide?

  • There is a yearly maximum of 1.1 pounds of active ingredient per acre of treated land for fluazifop-R-butyl (27 fl. oz. per 1000 sq. ft. per season).
  • Use enough spray to coat the grass blades but not so much that it runs off. It’s possible that multiple applications during the season will be required for complete eradication.
  • Regular hollow cones or flat fan nozzles should be used.
  • Actively developing grasses should be treated with ORNAMEC 170 GRASS HERBICIDE herbicide before they reach the maximum heights and spreads indicated in the table below.
  • Do not use the herbicide ORNAMEC 170 GRASS HERBICIDE on grasses that are suffering from drought, heat, poor soil fertility, or other forms of stress.
  • Grass that has tillered developed seedheads, or otherwise progressed past the appropriate application time should not be treated.
  • When the first grass species in a population of mixed grass weeds reach the appropriate developmental stage for treatment, apply ORNAMEC 170 GRASS HERBICIDE herbicide.

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