personal expense (the cost of personal or family living). budget items; operating cost; operating expense; overhead (the expense of maintaining property (e.g., paying property taxes and utilities and insurance); it does not include depreciation or the cost of financing or income taxes).
The safest time to prune pine trees is during the dormant period in late winter to early spring. This allows pine trees to recover from pruning wounds as warm spring weather hits.
Pruning Times. The best time to prune a silver birch is at the beginning of autumn, once its growing cycle has finished for the year. In addition, silver birches tend to bleed a lot of sap during late winter, spring, and summer, and pruning during this time can weaken the tree and spread disease.lso called European white birch, the silver birch tree has an especially dramatic effect in home gardens, thanks to its papery-white trunk and delicate leaves. The silver birch requires little maintenance, but like other trees, it does benefit from occasional pruning. Here are some tips on how to prune a silver birch.