[header] How to plant peonies [title] Plant in autumn. [step] Peonies thrive best when planted in autumn, before the first hard frost. Peonies may be planted in the spring, but these plants tend to grow more slowly, and may not bloom for a year or two. 
[title] Choose a location that receives six to eight hours of sunlight each day. [step] If this is not available, peonies can still grow in areas with less sunlight, but their growth and bloom will be reduced.