In fact, certain species are quite aggressive, and you'll find they might even be considered invasive in some states ... One species, Liriope spicata, is a spreading form and the most aggressive ...

The two major species of liriope in our area are big blue lilyturf (Liriope muscari) and creeping lilyturf (Liriope spicata). They are only slightly different in appearance. Liriope muscari grows in a ...