Prune them sparingly in winter or early spring to prompt even more flowering. 13. Spirea (Spiraea spp.) Spirea is a laid-back, full-sun flowering shrub that’s one of the easiest to grow in ...

While the showy blooms may draw you in, Japanese spirea (Spiraea japonica) is an invasive species that can quickly take over your garden and disrupt local ecosystems. Native to eastern Asia ...

The arching, white-flowered shrubs commonly seen in the spring are Spiraea prunifolia. The shrub was introduced in the United ...