Roses already contain sweet terpenes, and when combined with the terpenes in marijuana, it heightens the sensation of smoking. Roses have already been used since ancient times as a beverage or food enhancer. For example, in North Africa, roses are part of a traditional spice mix known as ras en hanout. Meanwhile in Turkey, there are many rose-flavored foods. There are over 200 different kinds of rose species known today, and they can all produce a wide range of flavors such as sweet, spicy, minty, or sour.