9. When Do Junipers Need To Be Pruned? Junipers need very minimal pruning. They should be pruned to correct their shape, to accent their form, or to limit their size. This should be done during the juniper's growing stages in mid-summer.
10. When Do Flowering Trees Need To Be Pruned? Flowering trees should be pruned after they have finished blooming. Prune as little as possible. Dead branches, branches that cross in the center, and branches that are unproductive should be pruned out.