According to the EPA, Grazon, when not handled properly and as per the manufacture’s safety recommendations, is not safe. It can cause bodily harm when inhaled or swallowed. It can cause irreversible damage to the eyes if it comes into direct contact with them.
Grazon is also corrosive, so it can severely irritate the skin. It is toxic to aquatic organisms and some plants. It is flammable and should not be stored near heat. It is safe for animals to graze in an area where Grazon has been applied, as long that the animal is not lactating.
Grazon herbicide is a range and pasture herbicide that helps increase grass production. It controls broadleaf perennial and annual weeds, brush and tree stands.