Although this plan may not look harmful it does have a significant  negative effect on the environment. This is because it grows predominately in wetland or shoreline habitats which are typically full of productive food sources for native animals. This plant has the potential to swallow these nutrient and water rich ecosystems. In addition, this plant also can alter the hydrology to it preference. The plant does this by spreading thousands of seeds, and growing tap root that can clog stream banks. If you seen this kind of invasive plant your property then please contact us as soon as possible and we can take care of it. It can be much more difficult to take care once a large populations is established. Be aware there are lots of species that look very similar, so if your are not sure then take a few picture and send them to us.