Perennials with pests or diseases, or those you don't want to self-sow should be cut back in fall. Leaving perennials ...

Knowing when and how to prune cotoneaster shrubs, trees, and hedges means healthy plants and lots of flowers and berries.

Summer bloomers that should be pruned in late winter include smooth hydrangeas, some roses, Russian sage, rose-of-sharon, ...

Winter pruning takes advantage of the plant’s dormancy. With sap flow slowed and leaves gone, structural flaws are easy to ...