Set

Nothing about pruning is obvious; in fact, most of it is downright counterintuitive, says expert Cass Turnbull. This second edition of her definitive illustrated guide adds 40 percent new material, with more coverage of different kinds of trees, shrubs, and ground covers and how to prune them for health and aesthetics. Included too are her amusing Ten Commandments for gardeners, which feature such treasures as "Thou shalt not weed-whip the trunk of thy tree, nor bash it with thine mower, nor leave anything tied on thy tree or the branches of thy tree, as is done in the land of the philistines.'