However, you should prune them in late winter when the temperatures are gradually.
} 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.
Summer is more like the recuperating time for roses after pruning not a time for pruning. Summer is good for trimming and the light wounds created by the trimming process can quickly recover in time. The weather is warm and these little wounds caused by light shaping won’t fester due to moisture especially in climates where there’s little or no summer shrubfall.clubted Reading Time: best time of year to trim rose bushes mins.
One of the safest times to prune most rose bushes is during the dormant period in winter, between December and the end of February. To ensure that rose bushes can heal from damage without the. Everyone seems confused as to when they should prune their roses. Interestingly enough, most seem to feel it should revolve around man-made calendar dates like October or January. Some advocate pruning later, some sooner, and some say just do it when you have time.
Most roses bloom during summer, so the majority of trimming for single-bloom roses can take place at the end of summer or early fall. Pruning roses in autumn should be done four to six weeks before.