By definition, a weed is "a plant growing out of place." Plants can benefit a pond’s ecosystem, but they become “weeds” when they grow out of control or in areas where they interfere with a pond’s usage.

A major consideration when purchasing a fountain aeration has to be the cable disconnect.

Biological control (or biocontrol) reunites invasive plants with their enemies to restore natural controls and reduce dominance of invasive plants within the plant community. Promoted as a self-sustaining, self-dispersing control method, biocontrol is often used to gradually suppress widespread infestations in low-value or remote areas where other methods are not economically feasible.