However, birch trees are an exception to the winter pruning rule and are best pruned in late summer or early fall. They will flow sap if pruned in late winter or early spring and this can leave them ...

As the river birch tree matures, it can have a 35-foot spread, but to achieve this great feat requires some pruning in the early years of its life. This tree's branches will droop significantly when ...

Don't prune in early spring, as many trees bleed sap if cut at this time of year. The exceptions to the 'deciduous tree' rule are maple, horse chestnut, birch, walnut and cherry trees which all ...