High Quality Content by WIKIPEDIA articles! Treebeard (Sindarin: Fangorn) is a fictional character from J. R. R. Tolkien`s Middle-earth fantasy writings. The eldest of the species of Ents, he is said to live in the ancient Forest of Fangorn and stands fourteen feet in height and is tree-like in appearance, with leafy hair and a rigid structure. Fangorn Forest lies next to Isengard where Saruman the White resides. His motto is, "Do not be hasty."