How to prune roses - Best site I've seen on rose pruning - includes all types of roses and everything you need to know about pruning, - even a section about fall pruning. "Proper pruning improves the health of your rose bush, prevents disease and encourages better flowering..."
In general, remove dead, damaged or diseased stems as soon as you see them. Find out the best time to trim hydrangeas, fruit trees, clipped hedges, roses, deciduous shade trees, evergreens, pines, shrubs, annual and perennial flowers, and berry plants. Also, check out our tips on how to prune different plants!