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CORTEVA

Lontrel Turf and Ornamental Herbicide

Lontrel Turf and Ornamental Herbicide is a powerful post-emergent herbicide that controls difficult weed species in ornamentals, golf course, and turf.

As low as $205.27
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Lontrel Turf and Ornamental Herbicide Product Page
Min : 205.27 - Max : 205.27
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Price as of
10/18/25
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Lontrel Turf and Ornamental Herbicide, manufactured by DOW/CORTEVA, is a professional selective post-emergent herbicide that eliminates weeds in warm-seasoned and cool-seasoned turf.

Contains the active ingredient clopyralid, which is known for its selective control of broadleaf weeds while preserving desirable turfgrass and ornamental plants. This systemic herbicide works by disrupting the growth processes of targeted weeds, leading to their gradual decline and eventual elimination. 

Lontrel Turf and Ornamental Herbicide is a low-odor herbicide offering outstanding weed control and excellent turf tolerance giving applicators a peace of mind during applications.

Tools Needed

Lontrel Turf and Ornamental Herbicide can be used with a backpack sprayer, pump sprayer, or professional-grade spray rig.

How to Use

  • Step 1: Determine how much Lontrel Turf and Ornamental Herbicide to use by measuring the square footage of the treatment area. To do this, measure the length and width of the treatment area in feet then multiply them together (length X width = square footage). For acreage, take the square footage and divide it by one acre (square footage / 43,560 sq. ft. = acres). For broadcast applications to non-crop areas, use 1/4 to 1 1/3 pint of Lontrel Turf and Ornamental per 20 gallons of water per acre. Use a non-ionic surfactant in spray mixtures at 1 to 2 quarts per 100 gallons of spray mixture. Refer the label for specific rates. 
  • Step 2: Add the measured amount of Lontrel Herbicide to the required volume of water in a mixing tank or sprayer. Agitate the mixture thoroughly to ensure proper dispersion of the herbicide.
  • Step 3: Directly spray Lontrel Turf and Ornamental Herbicide to individual weeds, avoiding contact with desirable plants when performing spot applications. When treating larger areas, ensure even coverage of this product across the entire area. 

Where to Use

Lontrel Turf and Ornamental Herbicide can be used for non-residential turfgrass, including turfgrass grown for seed or sod farms, non-residential turfgrass, including turfgrass grown for seed or sod farms, landscapes, ornamental plantings, field grown nurseries such as with conifers, non-leguminous woody species, and ornamental grasses, and Christmas tree plantations.

When to Use

Apply Lontrel Turf and Ornamental Herbicide when weeds are present and rainfall is not expected to occur 2 hours after application. 

Safety Information

Lontrel Turf and Ornamental Herbicide is safe to use around children and pets when applied according to the product label instructions. Always wear the proper personal protective equipment (PPE) when mixing and applying this product. 

When this product is applied to lawns, landscape areas, or golf courses, keep unprotected persons out of treated areas until sprays have dried. Otherwise keep people and pets out of treated areas until 24 hours have passed after application or longer if sprays have not yet dried.

Special Considerations

To avoid plant injury, do not apply to exposed roots of shallow rooted trees and shrubs such as legumes (pod bearing plants such as acacia, locust, mimosa, redbud, or mesquite) or littleleaf linden (Tilia cordata and other Tilia species).

Do not allow sprays of this product to contact exposed suckers and/or roots of susceptible trees or shrubs or injury may occur.

AvailabilityOnline
Restricted UseNo
Shipping Restrictions
* = not registered** = restricted use
32 Ounce: NY**, VA*, VT**
BrandCORTEVA
Keith's Pro Tips"Addition of surfactants, crop oils, or other adjuvants is not usually necessary when using this product. Adding a surfactant to the spray mixture may increase effectiveness on weeds but may reduce selectivity to the crop or desirable plant, particularly under conditions of plant stress."
Product DrawbacksLontrel Turf and Ornamental Herbicide effects may decrease with the use of adjuvants.
Target PestsBlack medic, Dock (curly, broadleaf), Galinsoga, Goldenrod, Stinking mayweed, Nightshade (Eastern, black, cutleaf, hairy), Pineappleweed, American burnweed, Lawn burweed, Clover (red, hop, white, sweet), Dogfennel, Jerusalem artichoke, Seaside aster, Common burdock, False chamomile (mayweed), Common cocklebur, Coffeeweed, Cornflower, Oxeye daisy, Narrowleaf hawksbeard, Orange hawkweed, Yellow hawkweed, Inula sp., Jimsonweed, Prickly lettuce, White locoweed, Lambert locoweed, Marshelder, Meadow salsify, Sicklepod, Red sorrel, Annual sowthistle, Speedwell, Yellow starthistle, Sunflower, Common teasel, Bull thistle, Musk thistle, Common vetch, Wild carrot, Cudweed, Common dandelion, Common groundsel, Horseweed, Spotted knapweed, Diffuse knapweed, Prostrate knotweed, Scarlet pimpernel, Narrowleaf plantain, Corn spurry, Tansy ragwort, Canada thistle, Wild buckwheat, Ragweed (common, giant), Smartweed, Buffalo bur, Hairy buttercup, Virginia buttonweed, Dollarweed, Russian knapweed, Kudzu, Ladysthumb, Mesquite, Broadleaf plantain, and Perennial sowthistle.
Application EquipmentBackpack Sprayer, Pump Sprayer, Spray Rig
Application MethodsBroadcast Spray, Spot Treatment
Active IngredientClopyralid 40.9%
Product TypeHerbicide
FormulationEmulsifiable Concentrate (EC)
Application RateFor broadcast applications to non-crop areas, use 1/4 to 1 1/3 pint of Lontrel Turf and Ornamental per 20 gallons of water per acre. Use a non-ionic surfactant in spray mixtures at 1 to 2 quarts per 100 gallons of spray mixture.
Shelf LifeLontrel Turf and Ornamental Herbicide will last for 3 years when stored in a dry, clean location.
Yield32 oz. of Lontrel Turf and Ornamental Herbicide will cover up to 4 acres.
Use SitesOutdoors
Time to KillLontrel Turf and Ornamental Herbicide will control weeds within 30-90 days.
Comparable ProductsCody Clopyralid Herbicide
Incompatible Home SidingBrick, Hardie Plank, Stone Veneer, Stucco, Wood, Vinyl
EPA Registration #62719-305
More Information
Restricted Use No
Shipping Restrictions VA
Availability Online
Signal Word CAUTION
Keith's Pro Tip "Addition of surfactants, crop oils, or other adjuvants is not usually necessary when using this product. Adding a surfactant to the spray mixture may increase effectiveness on weeds but may reduce selectivity to the crop or desirable plant, particularly under conditions of plant stress."
Time to Kill Lontrel Turf and Ornamental Herbicide will control weeds within 30-90 days.
Chemical Type Herbicide
Formulation Emulsifiable Concentrate (EC)
Application Methods Broadcast Spray, Spot Treatment
Product Drawbacks Lontrel Turf and Ornamental Herbicide effects may decrease with the use of adjuvants.
Active Ingredient Clopyralid 40.9%
Application Equipment Backpack Sprayer, Pump Sprayer, Spray Rig
Mix Rate For broadcast applications to non-crop areas, use 1/4 to 1 1/3 pint of Lontrel Turf and Ornamental per 20 gallons of water per acre. Use a non-ionic surfactant in spray mixtures at 1 to 2 quarts per 100 gallons of spray mixture.
Use Sites Outdoors
Yield 32 oz. of Lontrel Turf and Ornamental Herbicide will cover up to 4 acres.
EPA Registration No. 62719-305
Shelf Life Lontrel Turf and Ornamental Herbicide will last for 3 years when stored in a dry, clean location.
Comparable Products Cody Clopyralid Herbicide
Children or pets? No
Property Characteristics None

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