For an extra boost, you can water your newly planted.
Barberry doesn't shear well, so prune individual branches back into the bush to encourage new growth to arch gracefully. Evergreen wintergreen barberry (Berberis julianae), hardy in U.S. Department of Agriculture plant hardiness zones 6 through 9a, may be pruned from late winter through early spring. May 12, For all shrubs, the recommendation is not to cut them back by more than 1/3 every year–this is good practice to follow.
When you have filled the hole to the halfway point you can soak the soil.
It may mean that sometimes it will take you a couple years to bring an overgrown shrub back to a desirable size, but it’s better for the health of the stumpcut.bars: 2.
Dead woods should be removed during summer months, and the bushes should be pruned in the period between mid winter to late winters, i.e., before spring. According to the University of Minnesota Extension, barberry bushes should be trimmed at the time of planting. This is important as it encourages the shrub to develop a strong stumpcut.barted Reading Time: 5 mins. The first two years are important for shaping a new barberry shrub or hedge.
Initial severe pruning also encourages dense bushy growth. A good tip for barberry pruning when the shrub is old, leggy or overgrown is to use the severe pruning method to cut back the older stems at the ground. Selective pruning can be used to cut the rest of the shrub into the desired shape and size.
Annual trimming is required if your shrub is Red Leaf Japanese Barberry (Berberis thunbergii"Atropurpurea"). The spreading purple foliage of this deciduous plant forms a 4-foot-square shrub that.
Sep 26, Barberry do not require pruning, however respond very well to it. I leave mine alone indefinitely except to remove a damaged, dead or stray branch that is spoiling the look or shape of the plant. That said, Barberry can be pruned or sheared to maintain a formal shape or hedge, to tidy up the plant, or to reduce size.