Strain and bottle. While still soft score the candy into bite size pieces. When completely set up and hard, break along the scoring marks. In late winter remove dead or damaged wood, any weak growth and prune lightly. Most of the old roses flower on the previous year's growth so should not be pruned back hard.
Roses are prone to many diseases and are favored by a number of destructive insect pests.
Most of the old varieties of roses are hardier in this regard. Blackspot, rust and mildew often bother the leaves and aphids are often a problem on flowers. A strong stream of water from a hose done daily will keep the aphids in control. They are used to distill oil or for culinary or craft purposes. The seeds contain irritating hairs and should be removed from the hips before drying.