Can you grow Cotinus in a pot?
Yes you can grow cotinus in a pot, if the pot is big enough. Start with as small a pot as needed, depending upon the size of the tree you buy or get given, and move it up to bigger ones each early spring until it has got as big as you want it to. You will need to prune the shrub annually, and feed it regularly.
How do you plant a smoke bush?
How to Plant a Smoke Tree
Choose a planting spot with full sun to partial shade and well-drained soil with a pH between 3.7 and 6.8. ...
Dig a planting hole twice as wide as the smoke tree's root ball and as deep as the root ball is tall, so that the top of the root ball is flush with the ground level.