There are indeed rare and unusual varieties of carnation flowers available. Some examples include fringed carnations with delicately fringed petal edges, picotee carnations with distinctive two-tone colouration, and spray carnations with multiple blooms on a single stem. These unique variations can add a touch of exclusivity and intrigue to your floral arrangements, making them even more special. Check out the range of carnations Windflower Florist offers here!