Keeping your property in order on an semi-annual basis is a good thing! Regular trimming and pruning of your tree's hedges and bushes will help the root growth. Further more from a visual standpoint they'll be more attractive. During the spring after the snow once the ground is thawed, cleaning out around bushes and shrubs will help stimulate growth. You can also check for damage from the winter. Call Paul Does It All FdL and I'll come by and see what needs to get done.