Boxwood do not have deep roots but it is necessary to get a solid ball. A spade with a face approximately 16″ long should be used in order to get the depth of root ball desired on larger plants.Click to see full answer. Herein, do boxwoods have invasive roots?Boxwoods (Buxus sp.) are broad-leafed, evergreen shrubs prized throughout landscapes as hedges, screens or specimen plants. Boxwoods have fairly shallow roots and do not have a particularly vigorous, spreading or re-sprouting root system, so uprooting a boxwood does not require heavy machinery or chains.Secondly, how do you dig up a boxwood bush? Use a sharp spade to dig out a trench 4-6 inches wide and 8-10 inches deep all around the boxwood. The trench should be no closer than 6-8 inches from the trunk, depending on the plant’s size. Once you’ve dug that, start digging beneath the root ball, until you finally sever its connection to the soil. Also, how deep are box hedge roots? 18 inches How hard is it to dig up boxwoods?Boxwood shrubs have shallow roots, so they are relatively easy to dig or pull up with the correct tools. When the shrub is intended for transplant, use a pointed shovel to dig up the root mass and cleanly sever outer roots with a sharp spade or loppers.