The pruning of roses varies according to flowering habit and plant vigor. Most Oklahoma roses should not be pruned before March 15. Pruning tends to cause new growth which is often killed by late spring freezes. However, most modern roses should be pruned annually. Prune to maintain plant shape, remove dead or diseased wood (often dark or blackened canes), and regulate desired flower size. If only a few large flowers are preferred, cut the plants more severely. Too much spring pruning can weaken plants. If a large number of average-sized flowers are preferred, only light or moderate pruning is necessary.…

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