The best time to rejuvenate large, overgrown shrubs is late winter or early spring (March or early April). Heavy pruning in late winter or early spring will reduce or eliminate the flower display for 2 or 3 years. However, rejuvenation pruning will restore the health of the shrubs. The best time to prune healthy, well-maintained spring-flowering shrubs is immediately after shrubnotch.buzzg: Nashville TN.
Mar 02, When and why: Prune in early to late spring, once lighter-colored new growth appears, which gives time for cuts to heal and new buds to form. Use thinning cuts back to the main stem to tame overgrown shrubs; for heading cuts, prune back to a branch that has needles or leaves on it so new growth can shrubnotch.buzz: Sal Vaglica. Prune apple trees, including flowering crabapples, mountain ash, hawthorns and shrub cotoneasters in late winter (February-early April).
Spring or summer pruning increases the chances for infection and spread of the bacterial disease fireblight. Autumn or early winter pruning is more likely to result in drying and die-back at pruning shrubnotch.buzzg: Nashville TN. Apr 08, As for when to prune knockout roses in Tennessee, during spring the best time is late February to mid-March, or after the last hard frost.
For summer, prune the spent blooms as needed to keep your roses neat. Winterizing your knockout roses should occur after the first fall freeze. Nashville is actually part of a humid subtropical climate, which means that it generates hot, humid summers and cool to moderately cold winters. This climate is a preferred growing area, especially for beautiful shrubs. When choosing your plants this year, consider these shrub types, which will flourish in our specific environment.
Apr 11, Lesson #3: Know when to plant.
Since Tennessee spans 4 zones, planting schedules vary. Below are, in general, the best times to plant spring crops in Tennessee, starting with the earliest possible planting date (dates will shift later as you travel east across the state). To find your exact planting dates, click here.