When the Seefa plant microbes are put unto Tau'ri skin they don't just stay where their put like Ner'ald skin. They continue to grow all over the body of the Tau'ri, keeping an intricate design pattern as they spread. However, if left to grow it will continue growing until it covers the entire body. Along with the mud salve, the Giant Bee species on the Ner'ald planet also can get rid of the Seefa plant microbe. The bee can suck it off of the persons skin. (INF: "The Illustrated Stacey")