Prune only after the bush has finished blooming. Blooms appear on the previous year's growth. It is essential not to cut this prior to the arrival of spring blossoms. Sep 21, Prune viburnum bushes in the spring as soon as the last flowers fade. Snowball bushes bloom on old wood or last season's growth. Pruning any time past late summer will risk removing precious bloom buds. The snowball bush, a cherished, old fashioned garden shrub that produces fluffy balls of summery white blooms, is a member of the Viburnum genus.
Dec 17, Cut back dead or diseased branches any time they appear. Cut branches on Annabelles back to between 4 and 10 inches tall each year. Pruning closer to the ground encourages fewer, larger flowers. 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 shears. Pour a cap full of bleach in a bowl of water.
Soak the clean cloth in the mixture, and wring out the excess shrubtrim.buzzted Reading Time: 1 min. Best offers for your garden - shrubtrim.buzz best time to prune a snowball bush is just after the bush finishes fl.
Jun 15, Pruning Snowball Bush Viburnum Prune lightly if needed (for example, if you are growing it in a tight spot) just after the flowering period is over. You can cut the flowers to use in floral displays- if you aren't cutting them, pinch. Oct 01, Snowball hydrangea blooms in summer. So prune during the dormant period, before new spring growth begins. Snowball viburnum blooms in spring.
So prune immediately after the bloom ends. Apr 10, If you're training your Snowball Viburnum Shrub to provide a lot of blooms, prune it back in spring after it has begun blooming to encourage more growth.
On the other hand, if the branches have become too long and you're more concerned with shaping a mature bush, cut back one-third of the canes in fall to thin out the base.
Cut or pinch the snowball blossoms as they expire, making room on the bush for new blossoms.