Bukkit/CraftBukkit — pull request #523 by md-5 (2011-11-01 07:16:42+00:00)
Title: onTreeGrow() Event

This pull request is an expansion of:
https://github.com/Bukkit/Bukkit/pull/394 by iffa that @dinnerbone may have heard me rambling about
It calls the event onTreeGrow(), when a tree grows and has options for getting the player who bonemealed it, if that is the case, an array list of blocks and ability to cancel.

Bukkit pull: