i have two burning bushes that are about 61/2 feet tall i want to cut them back yes or no and when?

Answers:
Prune in late winter or early spring after leaves fall off. This plant is a great one to learn pruning tricks on as it is considered invasive so prune to your heart's content--you'll learn what not to do as you go along. Start by cutting out old dead wood.

Here's a site for some guidelines:

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