In the world of dreams the rules of reality do not necessarily apply. Each dream is unique and it's a direct link to the soul and spirit. Psychology provides its own theories on what dreams mean, but so did tradition and the study of dreams for thousands of years before any relevant science had developed.
Dream Meanings - Daisies
If you dream that you are plucking daisies then you will have success in love, but if you are cutting daisies then you will have some emotional distress.