How Long does Poison Ivy Last?

Typically with poison ivy depending on how bad the case is the rash that you get from it can last as long as 3 weeks. The oil from the poison ivy plant can stay on the surface for a long period of time so be sure that you wash all articles of clothing that you wore when you handled the ivy, as well as whatever tool or objects you had with you so that you don’t run the risk of becoming infected again.