For most other types of roses, the best time to prune.

Once Blooming Modern Shrub and Old Garden Roses: Prune in mid-summer after flowering (usually mid- to late-June). Prune these shrubs lightly to shape them. They generally do not need a severe pruning, but benefit from being thinned out. Fall Pruning. Some people like to prune their roses in the fall.

The plant's health or condition determines the best time to prune spring-flowering shrubs.

Dec 15, 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. Jun 24, After the first frost is typically a safe time to prune the stems before the plant heads into dormancy, but it depends on the climate in your area. Prepare your rose for winter. Jul 26, Most gardening experts suggest that the best time to prune a rose bush is in the cooler weather when the bush is dormant.

Although this is good advice, it does not mean there are never any occasions when a little light pruning to your rose bushes is beneficial, even during the dog days of Estimated Reading Time: 3 mins. Feb 18, Answer: Through pruning of roses it encourages new growth as well as fresh blossom.

So this means you will want to give your roses a prune regardless that there is no dormant period. For roses in Southern California, the time to prune would be in February, just prior to the springtime.