Though invented by Lovecraft in 1928 [needs confirmation], the name Cthulhu is probably derived from the Classic Greek word chthonic meaning subterranean, as apparently suggested by Lovecraft himself at the end of his 1923 tale The Rats in the Walls.
They're listed as a zone 5-9 plant but as a member of the hibiscus family, Rose of Sharon naturally prefers a warm climate. As a living fence, which is what you really want, you'll be much better off with some kind of evergreen. Juniper, spruce, pine, fir, there are many sizes and varieties to choose from.
Rose of Sharon should be dormant pruned to remove crossing branches, branches that grow back into the shrub and branches that grow in the wrong direction.If you give your rose of Sharon a little attention in the early spring it will flower best for you.This how to prune rose of Sharon video has all the hibiscus syriacus pruning information you need.f you give your rose of Sharon a little attention in the early spring it will flower best for you. This how to prune rose of Sharon video has all the hibiscus syriacus pruning information you need.