Q.Hostas–when Is Best Time To Separate/transplant?
My hostas are quite old and very large. Can they do well as a roadside barrier plant?
Certified GKH Gardening Expert
Many people do divide and transplant hosta but it isn't necessary. Since you want to propagate them, here is how:
I'm not sure they are tough enough to be a roadside barrier. You may end up with a lot of tattered leaves.