How To Care For Hydrangeas In Winter. You have to do this before it. In-ground Hydrangeas Winter Protection.
The first step in hydrangea winter care is to cut away the old wood at the base of the plant and remove any dead or weak branches by cutting them off at their base. Cutting back your plants. Water the plant well an hour or so before you plant it.
Drying winter winds can also sap moisture from shrubs.
Water the plant well an hour or so before you plant it. Also be sure the base of the hydrangea is covered with wood chips oak leaves pine straw or other mulch. Concurrently remove any weak or dead branches by also cutting them off at the base. As mentioned before even in the dormant state of winter hydrangeas still need to be water.