Add Yahoo as a preferred source to see more of our stories on Google. white spirea flowers Spirea, or spiraea, are popular perennial shrubs with pretty blooms in spring and summer. They're generally ...

Spirea (Spiraea spp.) is a shrub that's hardy in USDA Zones 4 to 8, though some of them can tolerate a wider range of regions. There are several varieties, and depending on which one you get, they can ...