Is it possible to transplant a cercis canadensis that is about 5 feet tall – successfully?
Would it survive in Ottawa? – zone 4
It is possible to transplant a redbud tree and The best time to transplant trees and shrubs is while they are dormant in mid to late fall or early spring, assuming the soil can be dug with ease . Also, the younger the tree, the greater chance of successful transplant. However, its chances of surviving in Ottawa are slim as it is hardy only as far north as Toronto which is Canadian Zone 6 and North American Zone 4
You may wish to refer to the following website for detailed instructions on how to transplant a tree: