According to the product label, the EcoSmart Weed & Grass Killer RTU is a non-selective herbicide that will kill anything that is sprayed directly or through drift. And no, it will not kill the roots.
EcoSmart Weed & Grass Killer RTU is a non-selective herbicide that will kill anything that is sprayed directly or through drift. We do not recommend that you apply this product around desired flowers, shrubs and trees. We do carry other products that might fit your specific needs. Please let us know of the weeds you are targeting so that we can offer another product. Thank you!