Nature Spirit/Quick guide

Starting Out

 * Talk to Drezel to get three meat pies and three apple pies.
 * Leave the temple and run south through mort myre swamp to the Nature Grotto northwest of Mort'ton.
 * Attempt to enter the grotto and Filliman will come out. Put on your Amulet of Ghostspeak and talk to him.
 * Take the washing bowl off the nearby table to find a mirror underneath.
 * Use the mirror on Filliman, he then tells you to find his journal.
 * Search the grotto tree to get his journal and give it to him. He'll give you a Druidic spell.

The Nature Spirit

 * Run back to Drezel and ask him to bless you.
 * Equip your Silver sickle, stand next to a rotting log in the swamp and cast the Druidic spell.
 * Pick a mushroom growing from the log and bring it back to Filliman's camp.
 * Use the mushroom on the light-brown stone.
 * Use the used spell card on the grey stone.
 * Stand on the orange stone and tell Filliman you've solved the puzzle.
 * Enter the hole under the tree then search the grotto in the middle of the cave.
 * Give the nature spirit your Silver sickle.

Killing the Ghasts

 * Leave the grotto and stand next to rotting plants (logs, bushes, twigs) in the swamp.
 * Using the Silver sickle (b)'s Bloom ability, harvest the swamp plants and fill your Druid pouch with them.
 * You can pray at the Nature Grotto to refill your prayer points to use Bloom more.
 * Use your filled druid pouch on Ghasts to make them attackable, kill three of them.
 * Return to the nature spirit and he'll redecorate the grotto.
 * Quest complete!