Florasulam is used to control broad-leaved weeds in wheat fields, including Artemisia halodendron, wild rapeseed, cleavers, chickweed and Polygonum weeds, Asteraceae weeds and other difficult weeds. It also has a very good inhibitory effect for uphorbia helioscopia L, which is difficult to control in the wheat field . It also can be used in barley, onions, lawns and pastures, etc., with a wide application period.