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Navitrol

SePRO · Triclopyr 31.8% · EPA Reg 67690-101 · Herbicide Document last checked 2026-05-30

According to the label From the product label

These details were extracted from this product's label PDF. The label is the law. Confirm every rate, site, restriction and safety requirement against the label before mixing or applying. Check for a state supplemental label; a product may be restricted or prohibited in a state or site even when a rate appears below. · EPA registration data for Reg. 67690-101 →

Navitrol is a Group 4 herbicide used for the control of aquatic plants, woody plants, and vines, as well as annual and perennial broadleaf weeds. It is formulated with 44.4% triclopyr (3,5,6-trichloro-2-pyridinyl)oxyacetic acid, triethylamine salt. This product is suitable for use in various environments including forests, non-crop areas (industrial, manufacturing, storage), rights-of-way (power lines, pipelines, roadsides, railroads), fence rows, and non-irrigation ditch banks. It can also be used in aquatic sites such as ponds, lakes, reservoirs, non-irrigation canals, and ditches with little to no continuous outflow. Application methods include ground spray and aerial applications. When applying to aquatic sites, users must be cautious of oxygen depletion caused by decomposing plant matter; it is recommended to treat in bands and wait at least 10 to 14 days between treatments. Handling requires specific PPE, including long-sleeved shirts, long pants, shoes plus socks, protective eyewear with side-shields or a full face shield, and chemical-resistant gloves (>14 mils) made of butyl rubber, natural rubber, neoprene, or nitrile rubber. The product is corrosive and can cause irreversible eye damage. Always follow specific site restrictions, such as avoiding application near irrigation systems or un-impounded rivers/streams, and observe specific grazing withdrawal periods for rangeland and pasture sites.

Pests covered (2)
Aquatic plants, woody plants, vines, annual and perennial broadleaf weedsAquatic Plants, Aquatic Weeds, Broadleaf Weeds, Vines, Woody Plants
Areas treatable (1)
Forests, non-crop areas, rights-of-way, fence rows, non-irrigation ditch banks, ponds, lakes, reservoirs, non-irrigation canals, ditches

Application instructions from the label 1

Forests, non-crop areas, rights-of-way, fence rows, non-irrigation ditch banks, ponds, lakes, reservoirs, non-irrigation canals, ditches

For aquatic uses, treat in bands to minimize oxygen depletion risk.

Target pest
Aquatic plants, woody plants, vines, annual and perennial broadleaf weeds
Location
Both

Mixing instructions 1

Label notes
Can be mixed with surfactants and drift control agents. Use tank mixing recommendations: fill spray tank 1/2 full with water, add product, add surfactant, then fill remainder with water.

Worker safety

Re-entry interval (REI) 48
PPE required Long-sleeved shirt and long pants; Shoes plus socks; Protective eyewear with side-shields or full face shield; Chemical-resistant gloves (>14 mils) such as butyl rubber, natural rubber, neoprene rubber or nitrile rubber.

Timing & weather

Use restrictions 8

Label SDS
Active ingredient Triclopyr 31.8%
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Document text and citations

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Reference only. Always read and follow the most current EPA-approved label on the product container. State and local restrictions may apply that are not reflected in this digitised copy. Verify the EPA registration number and revision date before use.