• Herbicide

Long-lasting control, premix formulation

Capstone® herbicide combines long-lasting control with fast knockdown power in one easy-to-use premix formulation.

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Broad-spectrum control

Capstone® herbicide provides broader-spectrum, residual control of problem weeds — including many noxious and invasive species — and sensitive woody plants with fast knockdown. It also delivers superior side trim and dormant-stem results. 

Versatile application

Capstone can be utilized across nearly all vegetation management sites, including wetlands and certain aquatic settings, with no grazing restrictions for any livestock. 

Excellent selectivity

Capstone is selective to most warm- and cool-season grasses. 

Use sites

For a complete listing of all approved use sites for this herbicide, please refer to the product label.

Conservation Reserve Program



Industrial Sites

Natural areas

Oil and Gas Pads




Seasonably Dry Wetlands

Controlled weeds

This product delivers effective weed control against the following:

  • Blackberry
  • Carrot
  • Cottonwood
  • Dogwood
  • Elm
  • Fir
  • Hogweed
  • Horseweed
  • Kudzu
  • Lespedeza
  • Locust
  • Maple
  • Marshelder
  • Mimosa
  • Oak
  • Pine
  • Poplar
  • Ragweed
  • Saltcedar
  • Thistle

Refer to the Product Label for complete product efficacy information.

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State registrations

  • Registered
  • Unregistered

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Technical Specifications

  • Active Ingredient

    Triclopyr; aminopyralid

  • Application Rate

    Apply Capstone® herbicide at 4 to 9 pints per acre.

  • Application Method

    Apply Capstone as a coarse low-pressure spray. Spray volume should be sufficient to uniformly cover foliage.

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™ ® Trademarks of Corteva Agriscience and its affiliated companies. When treating areas in and around roadside or utility rights-of-way that are or will be grazed, hayed or planted to forage, important label precautions apply regarding harvesting hay from treated sites, using manure from animals grazing on treated areas or rotating the treated area to sensitive crops. See the product label for details. State restrictions on the sale and use of Capstone, Garlon 4 Ultra, Milestone and Opensight apply. Consult the label before purchase or use for full details. Always read and follow label directions. © 2021 Corteva.