Go to Elysea, meet an Elim named Virdi, and ask him for help.
Step 1. Talk with VirdiAn Elim standing on the road from Manduri Forest to the Putrid Mire in Eltnen. He believes that Lodas can revive the forest..
Step 2. Talk with LodasThe King of the Forest protecting the Eiron Desert in Eltnen. After sending all of his people to safety he stayed behind to try to stop the desertification of Eltnen by himself..
Step 3. Talk with NabaruAn Elim at Patamor Thicket in Morheim. His best friend is a Fungie..