After you complete the Forbidden Woods area, one of the many Korok will plant a withered Deku Tree here. Bring a special type of water found in the Great Deku Tree's area and poor it on it. Another sidequest will have to fetching Blue Chu Jelly after defeating a Blue ChuChu. A Silver Rupee can be obtained by using Treasure Chart #29. One of the three Traveling Merchants will appear on this island after you engage in the Trading Quest. Finally, you can upgrade your arrows to fire and ice arrows by warping here, which will be done by the Fairy Queen.