May 27, Prune snowball hydrangeas after the first frost in fall or winter. Wait for the first frost to happen in your area. This happens when the temperature reaches 32 °F (0 °C) and the ground freezes over. Snowball hydrangeas go dormant, so you can perform heavy pruning during this time. Hydrangeas flower on new wood%. Mar 26, Prune a snowball viburnum bush by sterilizing the equipment, cutting off flowers and cutting back the older branches before the fall.
To complete this project, you need bleach, a bowl of water, two clean cloths and pruning stumpcutting.buzzted Reading Time: 1 min. Apr 05, Pruning hydrangea snowball varieties is quite simple. It is best to prune the panicle hydrangea or Annabelle hydrangea after they have bloomed in the summer. You want to do it anytime after the first freeze through the end of winter. At this point, it is good for you to cut back any diseased branches or dead branches but if you notice their appearance sooner, feel Estimated Reading Time: 3 mins.
Dec 17, How to Prune Snowball Bushes. The term “snowball bush” is an example of the confusion caused by the use of common plant names based on appearance or features. Chinese viburnum (Viburnum. Sep 21, Cut back all branches to within a foot of ground level. Although you will sacrifice blooms for that year, a healthier, happier snowball bush should emerge the following season. If you cannot bear to part with all the blooms for the entire season, consider splitting the renewal pruning over three years, removing one-third of the old canes each year.