Mar 19, Most people prefer to cut back the entire shrub to within a foot or two ( cm.) from the ground, which actually allows it to become more manageable. Without pruning, the butterfly bush may become a bit unruly. When to Prune a Butterfly Bush. As with knowing how to prune a butterfly bush, when to prune a butterfly bush is another aspect of pruning for which there are no absolutes. In fact, butterfly bush pruning.
Sep 02, You don’t have to prune your butterfly bushes every year, but its common practice to cut butterfly bushes very low each winter to encourage lots of new flowers next spring on the new growth. Although winter is still a few months away, we were ready to cut this bush bushclear.buzzted Reading Time: 6 mins. Jun 01, Butterfly bush blooms on new wood (current season’s growth) so they can be pruned back hard.
Ideally, you want to cut it back to around 12 inches annually. This seems drastic but Buddleia are tough plants that respond well to hard bushclear.buzzted Reading Time: 2 mins. Prune these butterfly bushes after the plants flower in early summer. Cut shoots that flowered back to their base. Remove any dead or crossing branches.
The correct time to cut back the Butterfly Bush depends on the species. Buddleia alternifolia (fountain butterfly bush) blooms in late spring or early summer from buds that have formed on the previous years growth, not on the new growth. For this reason it should be cut back to about two thirds of its original height as soon as the blossoms have faded. Jun 16, Cut back all of the woody stalks by about two-thirds in late winter or in early spring, and remove any weak shoots sprouting from the ground.
This hard pruning encourages stronger growth at the base of the plant, producing new shoots with flowers developing at their tips throughout the summer.