The mock orange ( Philadelphus coronarius ) is a medium - sized shrub that features fragrant white bloom in bounce . This industrial plant , which prefer full sun or partial tincture and well - drained soils , is meant to have an good and rounded form , often with arching branches . The mock orange demand annual pruning in edict to uphold serious build , particularly if the bush is used as a delimitation or screen .
Step 1
Mock orange is a spring - flower bush that produces buds in the fall to flower the following spring . Prune mock Orange River as soon as potential after the shrub is done efflorescence in spring . Pruning at this sentence will ensure fast healing wherever cuts are made and dead branches are still visible and easily eliminated . During this annual pruning , remove any weak , diseased or damaged offset first and then influence from the top downwardly to shape the bush . Use a loppers or saw to get rid of one - fourth to one - third of the canes at ground level .
When Not to Prune
Do not perform an one-year prune on mock oranges in late summertime , fall or in spring before the shrub flower . Pruning at these time would remove many flower buds and hard limit efflorescence the following spring . Late - time of year pruning can also make the mock orange susceptible to cold legal injury . Mock orange shrubs can abide from tip kill in colder climates regardless . The only exceptions may be calorie-free , corrective pruning for maintenance or hedge .
Step 2
Corrective or Maintenance Pruning
Mock oranges can be pruned minimally throughout the year to bump off any diseased , broken or idle branch . If the mock orangeness is grow as a hedge or CRT screen it may ask multiple prunings in the spring and early summer to maintain an attractive shape .
Rejuvenation Pruning
After several long time of growth , a mock orange shrub may profit from a rejuvenation prune , particularly if a shrub was not cut regularly and , as a result , became spindly and unkempt - appear . Perform a rejuvenation trim in saltation before the mock orange riff out . Cut off all of the stems as near to background level as potential . There will be no blossoms for a class watch this wicked pruning but vigorous growth will come forth and can be shaped as desired .
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