Jun 15, Prune bottlebrush when flowers fade. This is usually a safe time for pruning shrubs to guarantee that future blooms aren’t damaged. This shrub can be pruned at a node shortly below the tip of the stem. How far can you prune a bottlebrush shrub? The answer is keep it minimal, and try to only clip a couple of inches (5 cm.) below the stumpclearing.buzzted Reading Time: 3 mins. Mar 01, The correct way to deal with this bush is to tip prune about 1/3rd only of the shrub immediately after flowering leaving the rest to itself tip prune, which as it says just prune off the tips, which is where the spent flower is you should not prune it more vigorously unless it's getting in your way, and you should leave on those nutty bits until they fall off themselves, which can take some years.
Prune to shape, and do this after flowering. Do a heavy trim in early spring.
Trim the suckers off the tree form – remove the suckers as soon as possible. When growing in a tree form, the drooping lower branches may need to be cut back. Sep 21, Prune in spring after new growth starts by tip pruning or cutting 2 to 3 inches back into the branches.
Make the cut just above a strong bud. Tip pruning allows you to shape your bottle brush and encourages branching, creating a bushier shrub with more flowers.
If you like the shape of your shrub, skip this step. Sep 28, When pruning for tree-form, the goal is to form a dense canopy atop one to several exposed trunks. To tree form your Bottlebrush, start at the base of the plant removing suckers growing from the base and lower branches, working your way up to a desired height.
Make your cuts a quarter inch beyond the intersecting branch or trunk.