Does Trifluralin Kill Grass?

Trifluralin (contained in products such as Preen Garden Weed Preventer), on the other hand, is a pre-emergent, nonselective herbicide that will kill grass seeds as well as weed seeds and is only for use in established gardens.

Can trifluralin be used on lawns?

Trifluralin is used primarily as a herbicide on grass, to control broadleaf weeds and on some crops (fruits and vegetables), flowers and shrubs. Cotton and soybeans are examples of some crops it is used on.

What weeds does trifluralin kill?

herbicide is a selective herbicide for the preemergence control of annual grasses and broadleaf weeds which may be applied in liquid sprays of water or liquid fertilizer, or impregnated on dry bulk fertilizer.