Simazine 4L is for pre-emergence control of many annual broadleaf weeds and grasses in ornamentals and turf.

It controls weeds in forests, greenhouse-grown crops, and nursery-grown ornamentals.

Simazine 4L is a herbicide that should be applied before weeds emerge or following removal of weed growth.

It controls a wide variety of annual broadleaf and grass weeds when used at selective rates in agricultural and ornamental crops.