Rose of Sharon/ Hibiscus, Rose of Sharon is the only species I know of that can withstand the Utah cold. I have seen another species here with larger blooms, but I haven't found it's name. Large bush, lots of flowers, needs full sun.
How and when to prune.The rose of Sharon shrub flowers on growth from the current year, allowing optimum opportunities for when to prune rose of Sharon. Pruning rose of Sharon shrub may be necessary at times and this article can help.
Everything You Need to Know about the Rose of Sharon Bush
pretty and I need something this size for my backyard . The ideal shrub for lending a tropical feel to your yard, Azzurri Satin rose of Sharon offers awesome hibiscus-shape flowers in a stunning shade of lilac blue. It blooms all summer long.