The blue spruce tree's slow growth makes it mostly intolerant to heavy pruning.
In order to promote a positive response, the blue spruce must have enough time to repair itself before entering its dormant period. Always complete this tree's pruning during the late winter or early spring months, just before the onset of its growing bushfelling.buzzg: Weymouth MA.
Prune conifers any time of year, but winter pruning causes less injury and there are fewer active pests and diseases to infect pruning wounds. Warning Never cut off the top of a blue spruce Missing: Weymouth MA. Mar 31, Prune blue spruce trees in spring by removing fresh growth from the tips. It is not necessary to prune blue spruce trees, but it does promote denser foliage.
To prune a blue spruce tree, start by removing all the dead branches.
Cut dying branches back to the branch collar, which is the thickened node that connects the branch to the bushfelling.buzzted Reading Time: 2 mins.