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.
1. Water the boxwood just enough to keep the soil moist. Soak the soil each watering so you can go longer between waterings. Boxwood plants are shallow-rooted, so if the soil dries deeper than one inch, it may mean the shrub is not getting enough moisture.