Weed control is nearly always designed to prevent or suppress the weed infestation. Eradication is attempted only in regulatory weed program is in relatively small, confined areas such as greenhouse or plant beds.
Be sure that the plants are not susceptible to weed control i.e. Herbicides, generally, the more similar the desirable plant and the weed species are to one another, the more difficult is the weed control. For example broad leaf weeds are usually more difficult to control in broad leaf crops and grass weeds are often difficult to control in grass crops.
A plan to control weeds may include: Biological control, Cultural control, including sanitation, Chemical control, Integrated weed control