After you defeat the Eterna Gym Leader go back to the exit of Eterna Forest while not entering Below the exit are two paths: the one that leads to Eterna City and the one that is blocked off by trees to cut Cut the trees and continue where there is a fork in the path The top will lead to some berries while the low leads to a lady that gives you the Big Tree for contests below her is another fork that has dead ends one leads to SilverPowder the other leads to TM82 Sleep Talk Then if you continue through the path there is a tree that use can put Honey on or continue which leads back to the entrance of Eterna Forest