After being returned to Spirit Lake, Bailin Grove the Elder is eager to do what ever can be done to save the spirits of the ancient lake.
Steps
Plant 8 potameid kelp by clicking the toxin blotches within Spirit Lake. Loc: -69.44, -3.64, -93.35
Speak to Balin.
Obtain Treherth's Acorn
Named after Salmekia Treherth, a guildmaster amongst the ancient Treefolke of Surefall Glade, this acorn was a spiritual relic used in many druidic ceremonies amongst my Green Hood brethren. It had been kept at the village near Three-Toes Watering Hole
Obtain the branch of the last Glademaster
A branch should have grown upon one of the treants of this region after Valwood, the last Glademaster, passed beyond the veil.
Obtain Signet of Gannar
A dangerous item from the Plane of War. The spirits whisper of it. 'Boon of the oracle to share the sight. Twenty-one under the crown to unlock its might.'