How To Kill Tree Stump Naturally. Carefully monitor the fire as it spreads from the scrap pieces to the stump. Otherwise, you can start with the first method, and try the rest in succession if it doesn’t work.
What’s the best thing to kill tree stumps? Potassium nitrate is an effective chemical for removing a tree stump close to your house. Pack the holes with rock salt.
If the tree your killing is under 4 feet you can use a general brush killer.
Larger trees need a greater amount of salt. How to remove a tree stump with a chainsaw. Place scrap wood on top of the stump and ignite. Select a warm, dry day and fill a spray bottle with undiluted white vinegar.