Trifluralin

Trade name(s) Treflan, Trifluralin, Trust,

Manufacturer(s) Gowan, Helena, Winfield, Drexel and others

Formulation(s) 4 lb/gal emulsifiable concentrate, 5% and 10% granules

Remarks A dinitroaniline compound used as a selective, preemergence herbicide. Requires incorporation after application to prevent loss of activity. Residual activity from higher rates may be a problem with certain sensitive crops. Buckle is trifluralin + triallate.

Water solubility 0.3 ppm

Storage conditions Store the emulsifiable concentrate above 40°F.

Acute toxicity LD50 - 2,000 mg/kg

Action in plant Inhibits mitosis in shoots and roots.

Site of action Group 3: microtubule assembly inhibitor

Chemical family Dinitroaniline

Koc Average is 7,000 mL/g