QuestionsHow to growTrees and ShrubsPlantingtransplanting peony 0 Vote Up Vote Down Frances Griffin asked 16 years ago I have a beautiful peony (think it’s a tree peony) and I want to move it to a better position in garden. How and when do I do this? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago You can lift and move a tree peony when the leaves have fallen in autumn. Disturb the roots as little as possible making abig root ball.