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Japanese pittosporum can tolerate hard pruning in late winter. So badly damaged or overgrown bushes can be cut back to one-third of their height at that time, and they will produce new growth in spring. Pittosporum plants (Pittosporum spp,) produce large, glossy, evergreen leaves and fragrant flowers, which bloom in late spring.
Jul 05, The best times to prune pittosporums are spring, summer and mid-fall.
Start giving the plants a light prune while they’re still young to help them grow dense foliage, instead of becoming tall and leggy. Regular pruning will keep your hedge dense and bushy year-round. It will also improve its overall health and appearance.
Nov 25, Variegated pittosporum (Pittosporum tobira"Variegata") is a fast-growing shrub to small tree grown for its attractive white-edged, oval leaves. The evergreen shrub. If you are going to prune the Pittosporum substantially wait until just before spring. Pittosporum responds very well to heavy pruning.
Well suited to even small gardens and excellent for growing in containers.
You can prune it as far back as to 12 inches in height or to whatever height you want it as long as it's at or above 12 inches. If growing this shrub as a nice formal looking hedge, possibly keeping it at 3 to 6 feet in height, you want to prune off the tips of the new growth in early spring and regularly during the growing season.
This tip pruning will promote new, more dense side growth that will.