Carl Bennett, longtime Rose Breeding Manager of David Austin Roses, says that during.
Jul 21, When to Prune. Prune Knock Out Roses in late February, recommends the University of Georgia Cooperative Extension Service. The last hard frost typically has occurred by this time, making pruning safe, according to the rose's developer, The Conard-Pyle Company.
In general, you will be pruning rose bushes just before the plant breaks dormancy after spring’s final frost. This will be early in the year in warm climates, and anytime between January and April in cold climates. If it’s old roses you are tending, prune them after blooming.
They bear flowers on Missing: Monroe GA. 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 treenotch.clubg: Monroe GA. Shrub Pruning Calendar prepared by Walter Reeves, The Georgia Gardener Pruning is an important cultural practice for maintaining shrubs.
There are several reasons for pruning. Sometimes you want to train or direct the growth of plants into a particular form or space. Or perhaps you want to prune mature plants to control their size and shape. Shrub- and bush-type roses should be pruned in spring just before growth begins.
The Atlanta Botanical Garden usually schedules a rose pruning day in early March. Plan to attend this if you need advice from expert rosarians.
About the time forsythias bloom, take out all the dead wood, crossing canes, and spindly growth.
Prune bush roses in February by removing. Species Roses, Old Roses, and Once-Blooming Shrub Roses.

Generally hardier then other roses, these more primitive types bloom first on old wood mid-summer; re-bloomers repeat on the current season’s growth. In early spring, remove diseased, broken, or dead branches. After flowering, prune lightly and selectively to shape the bushes and control treenotch.clubg: Monroe GA.