Other than wrapping them what should I do? There is a spray that helps stop the tree drying out, should I use both the spray and the wrap? Or will just one of these be okay?
Young Cedar Trees – Cold Winter
Certified GKH Gardening Expert
This, largely, depends on your growing zone, or climate conditions. These are relatively hardy when it comes to cold weather, and I would say you shouldn't have to wrap them. The spray is up to you, and can help give it a little more protection.
Here is an article that will help: https://www.gardeningknowhow.com/ornamental/trees/cedar/growing-cedar-trees.htm