Mystified? If you are not familiar with the technique shown here, you just might be.
The technique shown here is particularly good if you want to replenish the soil while leaving some of the roots undisturbed. Doing this lessens stress and hastens recovery.
The technique is useful when you want move a tree from a larger to a smaller pot, or into a pot that has a different shape. It also works when you want to replenish some of the soil and then put the tree back into the same pot and is particularly useful for repotting forest plantings.
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