Vetiver (Chrysopogon zizanioides), a grass, a native of India, a crop adored by the perfume trade for the earthiness of its roots, has been studied for its ability to take up heavy metals and pesticides from the environment. Now comes word from Michigan Tech that the tall grass can also sequester antibiotics from contaminated water.
Additional good news is that Vetiver does not grow invasively. Varieties with sterile flowers prevent its populating by seed, and the root system grows primarily vertically, making lateral spread easily controllable.
Read more here.