If a mid-season trim is in order, it is best done following a blooming period.
Most standard climbing roses are the exception to this rule. They typically bloom on old wood, so cutting them back in early spring would cut off new blooms. They should be pruned just after the flowers finish, although you can remove dead or unwanted branches at anytime. In the summer, prune rose bushes to remove dead or diseased shrublopping.clubg: Brighton TN.
Every years, cut once blooming old shrubs (OGR) drastically to strengthen plant.

Climbers (ramblers, pillars): Know which ones bloom on old wood, new wood or both. You can tell from cane patterns. Do not prune off possible blooms.
Follow these steps to ensure your roses will thrive.
Knock Out Roses Pruning Steps: To maintain a size of 3–4’ w x 3–4’ h, Knock Out Roses should be cut back once a year to 12” high. Check your rose bush from time to time in late winter/early spring, and when you start to see new shoots growing from the canes on your rose bush, that’s a good sign that it’s time to shrublopping.clubon: 8 Federal Road, Suite 6 West Grove, PA United States.
Nov 30, Spring Pruning for Established Roses On or about the third week of March (depending on the weather), uncover the roses very carefully so as not to disturb any new growth. A hose at half speed will help remove the shrublopping.clubg: Brighton TN. Apr 01, A severe pruning takes roses down to 6 to 10 inches in height and 3 to 5 canes.
It is ideal for long-stemmed flowers like classic hybrid teas, or just to refresh any older plants that are not performing well. Keep in mind that some varieties may not bloom well right after being cut back Missing: Brighton TN. Feb 13, The best time to prune roses is in late winter or early spring, around the time new growth begins.
This could be as early as January or as late as May, depending on your climate. If you'd like to mark your calendar, or set yourself a pruning reminder, here are regional estimates: Zones 3 and 4 - shrublopping.clubg: Brighton TN.
The best time to cut back roses is on spring when the buds start to swell on your rose plants. The bumps on the canes should be huge and reddish in hue by then. Timing your pruning before those buds open. Here is a short tutorial on how to cut back your overgrown roses:Missing: Brighton TN.
Mar 08, It’s also always a great time to pull back landscape rock from around the base of roses and other ornamental plants and replace it with a nice, thick top layer of woody, fibrous shrublopping.clubg: Brighton TN.