You can also use a bamboo cane as your stake for saplings. [4] X Research source

Do not disrupt the tree’s root system when planting your stake.

If you want to avoid the wire from damaging your tree, you can wrap the wire with tubing, canvas strapping, strips of old carpeting, or burlap to protect the tree.

The stakes should be as high as the lowest hanging branches of your tree. When replanting an adult apple tree, some of the roots may become damaged which will cause a loss of stability.

Metal stakes provide greater overall stability when creating a permanent stake.