Oct 04, So, the best time to prune roses is late winter/early spring before new growth begins. Pruning now may encourage new growth that can be damaged by any early frosts.
Pruning while they are dormant will make them less susceptible to Estimated Reading Time: 2 mins. The best time to prune most roses is in late winter or very early spring, before the plants break dormancy (when the buds begin to swell), or when the plants are just starting to send out new growth in the form of tiny, red buds.
This is around the time when forsythia bushes bloom. Most standard climbing roses are the exception to this rule. Jan 08, Plants; By Vickie Harper Reed (IC:) Asked on Jan 08, When is the best time to cut back rose bushes.
Answer this question + 2. Answered. When is the best time to cut back rose bushes 5. Mar 02, Deciduous plants used for foliage, such as cork bush (Euonymus alatus) and privet, can be treated similarly. As you cut them back, be sure to shape the plants somewhat wider at the bottom so sunlight can reach the lower branches.
For flowering shrubs such as azalea, rhododendron, and lilac, pruning before they bloom removes some flowering buds. In late winter or very early spring, the roses need a good clearing out and cutting back before they start greening up and branching.
About the time forsythias bloom, take out all the dead wood, crossing canes, and spindly growth.