I then adjusted C5 and re-tested the thenar eminence - it was fine, elicited no pain, and her hand stopped tingling. I finished treating her and told her to return in two days. At the second visit, I tested the thenar eminence).
Pruning Your Boxwood. 1  1. Know when to prune your tree. Prune boxwood shrubs at any time between the last expected spring frost and six weeks prior to the first expected fall frost. 2  2. Use sharp bypass pruners to trim off dead, injured or diseased branches. Prune them off all the way to the base of the branch.
English boxwood: I believe pruning English boxwood properly is the best step towards good health and should be the first step in any plant health care program. English boxwood becomes dense, too dense for their own well being.f you have nine-inches of growth, only prune out a section of stem up to nine-inches long. You can take out more but as a rule this seems to work well. If you follow this green layer all around the top and sides of the plant, your boxwood will be well thinned.