For us to help you best with pruning a shrub, perennial, tree, or rose; here is what we need to help you. You are welcome to email firstname.lastname@example.org or bring the info to the nursery.
-Take photos of the plant overall
-Take close up photos of the area of concern
-Please note your concern or question
Please allow 1 to 4 days for us to reply back with when to prune, how to prune, and how much to remove.