From the decorative, invasive kudzu vine that can grow up to a foot in just one day, to non-native pythons that are up to 20 feet in length and can weigh up to 250 pounds, invasive species can pose a serious threat. They not only affect local vegetation and other wildlife but can impact humans as well. KUDZU The kudzu vine might sound like a great plant but, the truth is that it is not. The kudzu vine has become a noxious weed. At first “The attractive kudzu vine, with its large leaves and sweet-smelling blooms, was greatly admired by the Americans.” Later, “it Turned kudzu from a pretty plant to a noxious weed.” It turned into a noxious weed because it was easily planted and not enough animals are there to eat