İbn-i Sîrîn: Eating something from the rose garden or seeing that you have a rose garden of your own; That you will experience sadness and distress as much as the splendor of the garden...
Giving or selling roses to someone else; indicates that you will experience sadness and distress on that person's behalf.
Cabir Mağribî: Having a rose, throwing it out of the house or giving a rose to someone else and not eating it is a sign that you will be saved from sadness.