If possible, one last spray for fungus is advisable. Some rosarians like to use a dormant spray at this time. There are many ways to winter protect roses. But if your present methods work - don't change . Protection can be as simple as heaping leaves in the rose bed or as elaborate as making styrofoam boxes.
Methods Let's start with the simplest to winterize - the minis.
Once they are completely dormant just cover with several inches of leaves. Hybrid teas, grandifloras and floribundas are a bit more work. Trim tall dormant bushes to about 5 ft. to prevent them from rocking in the wind. Some bushes may need to be tied up and staked. Secure climbers by tying and staking, as trimming will reduce spring bloom.