Where to go for Mana Thistle Farming
Mana Thistle Farming can only really be done with a flying mount. The reason for this is that it only grows in areas that can only be reached with a flying mount. It is used for every Flasks in TBC Classic. In addition, Mana Thistle regenerates 500 to 3500 Mana once it is picked. Here’s where you can go for farming Mana Thistle!
In the far west of Nagrand, up in the Mountains, there are a couple of small areas with ogres. This is one of the Mana Thistle farming locations.
There are a couple of areas in Terokkar Forest where Mana Thistle grows. One is in Skettis, in the east and the other is up on the mountains north-west of Shattrath.
There is one island in the north-west of Netherstorm where Mana Thistle grows. it is theoretically possible to get here with an item from the quest Turning Point, though it is not recommended.
The Netherwing Ledge in south-eastern Shadowmoon Valley is quite large and has Mana Thistle spawns as well.