In this case, the best option for how to kill a tree may be to cut it down. Cutting down a tree is a fast way to remove an unwanted plant, but it can also be extremely dangerous.

Unfortunately, there are many ways to kill a tree, so I will try to cover the most common ones here. Incorrect pruning, particularly “topping,” is the surest way to ruin a tree.

What a shame to see a tree that was planted 10 years ago declining due to planting depth. And what a loss of precious tree-years.