Make sure your roses are planted in an area that gets plenty of sun. Roses love sun. Check with your gardener and find out what type of sun your particular breed of roses require. Some roses may need partial sun and if you put them in full sun you may find their lives will be very short.
When you water your roses, do not get water on the leaves. Water your roses directly into their soil with a watering can. Roses with wet leaves are prone to fungal infections. You may want to treat your roses with a fungicide to ensure against this common rose ailment.
Feed your roses. Roses require food. Use only plant food made especially for roses. Some gardeners may have their own secret recipes, you may want to experiment with your own. When the spring growing season begins you should begin a regular feeding program for your roses. Follow packaging instructions on commercial products strictly to avoid burning out your roses.
Keep the bugs away. Insects are a common downfall for roses. Roses with bug eaten leaves and petals are just not attractive. Some rose food contains a built in insecticide or you can periodically spray on a rose-safe insecticide. Be sure to wear proper safety equipment whenever handling any kind of chemicals.
Install mulch in the soil around your roses. Mulch is very important for maintaining the proper soil moisture for your roses and it also protects the roots during cold snaps. Any kind of natural mulch will work well for roses.