Dividing hostas is easily achieved. Most home gardeners will propagate their hostas by division. Hosta division should be done when no shoots are growing from the center of the mature clump as this bare area detracts from the appearance of the plant.
The process for planting hostas is not much more different than any other plant. The planting hole should be dug at least a foot deep. The width of the hole should be one and a half times the expected mature size of the clump. Check with the nursery or