Along with Bradford pear and the more than 60 invasive plants Ohio has banned, one is so aggressive that it is nearly impossible to eradicate. And, it is lowering property values worldwide where it's ...

This story was originally published in May 2021. Japanese knotweed is one of the most invasive plant species in the state, as it outcompetes many other native plant species. But it’s a delicious ...

Japanese knotweed can stay dormant for years before suddenly returning and experts say most homeowners are making the same ...