Peonies are classic garden plants that add a bit of nostalgia and charm to the garden. Their fragrant blooms and lush foliage have made them popular for years, and with the recent resurgence in breeding, they will continue to improve. Peonies are simple to grow and can be utilized in many ways, including mass plantings, specimens, or hedges. By choosing a mixture of early, midseason, and late blooming varieties, you can have blooms for up to 6 weeks.