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.
Wintergreen Boxwood Growing and Maintenance Tips: Prune in late winter to maintain desired habit. Additional prunings may be necessary in early to mid-summer, depending on the desired look. Shows resistance to boxwood leaf miner. Will bronze slightly in winter if exposed to full sun. Some shade preferred but not required.