You can find Greyleaf the Daemon Tree east of the Tarantulas Pond.

To get him to talk to you, you must have a green gemstone of the forest spirit (Which you can buy from Elysana Blackrose for 20.000 Gold Pieces by saying Green Gemstone).

Say Useful and he will ask for a pouch of Woody Nightshade and Black Snakeroot.

When you gather the ingredients, take them to Greyleaf and say Useful and then:

1st way: Say Yes and you will be rewarded with 4.500 Experience Points and a Bloodstone Ring.

2nd way: Say No then Yes and you will be rewarded with 3.500 Experience Points and a Ethereal Amulet.

Gain :

• 4.500 Experience Points, Bloodstone Ring (30 Int, 18 Wis) or 3.500 Experience Points, Ethereal Amulet (75 Int, 55 Wis)