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Crapemyrtle trees bloom on the new growth, so any pruning that is needed should be done prior to new growth beginning- for most of the south, this will be from mid February through mid March. Crapemyrtles are often one of the last plants to begin growing in the garden, waiting on warmer temperatures; so don’t worry if February is slipping away on you. Oct 22, If you have already got a crepe myrtle taking up too much space in your yard, then pruning might be necessary for your situation.
The trend to drastically cut back a crepe myrtle by entirely lopping off the upper section led to the coining of the term 'crepe murder,’ which refers to the way many people find the winter stumps of crepe myrtle to be bushfalling.barted Reading Time: 8 mins. Aug 29, How To Prune. If your dwarf crape myrtle is young and sparsely branched, with maybe just a few widely spaced stems/branches, you might want to give it a pruning to make it grow more dense.
If so, use a pair of bypass hand pruners to cut these long branches back by one-quarter to half their height. Cut all stems in a way that the plant will form a nice mounded or rounded shape when. Early spring before new growth is the best time to prune crape myrtles. Whenever you prune, you cause the tree to generate new growth.
New growth that starts now will not have time to harden off before frost. Watch a video about How to Prune or Trim Crape Myrtles:Estimated Reading Time: 1 min. Dec 10, The reason you should prune your Crape Myrtles is because of one reason blooms. Only the new growth each year is what produces those lovely blooms that you admire each spring and summer.
So with that being said, it pays to prune your Crape Myrtles in the winter months as soon as November at as late at March when they are dormant.