Peonies

Question

I have 2 15cm x25cm deep with peony in they are just beginning to show. They have been in these pots 2 years now, should I be transferring them into slightly bigger pots or wait till autumn. Thank you

Answer 1

They can remain in containers up to five years unless you see roots coming out of the drainage holes or appearing on top of the soil. If that is the case, you can transplant them now. Here is more about the care of peonies in pots:
https://www.gardeningknowhow.com/ornamental/flowers/peony/growing-peony-in-container.htm