The best place to farm Tree Bark Jacket is Blackfathom Deeps, where Blackfathom Sea Witch (level 23-24) drops it at 0.0%. That is the vanilla 1.12 chance, not yet confirmed in Forever. 26 sources are ranked below by drop chance.
Best zones:
| Zone | Sources | Best source | Level | Drop% |
|---|---|---|---|---|
| Blackfathom Deeps | 21 | Blackfathom Sea Witch | 23-24+ | 0.0% |
| Darkshore | 4 | Blackfathom Oracle | 21-22+ | 0.0% |
| Unknown zone | 1 | Aku'mai Servant | 26+ | 0.0% |

- Blackfathom Oracle 31.4, 91.8
- Blackfathom Tide Priestess 31.2, 91.7
- Fallenroot Satyr 31.1, 93.0
- Fallenroot Rogue 31.9, 92.7
All sources, by drop chance:
Drop% is the rate recorded in Forever once a source has been looted ten times; a greyed figure is the vanilla 1.12 chance from the world data (vanilla reference — from the 1.12 world data, not yet confirmed in forever). Spawns counts the source's spawn points in the world data. "Side" names which side can kill the NPC when the other finds it friendly. The lead picks the best chance among sources that are not a rare spawn and have at least three spawn points.