Decorative Dahlias defined as having fully double blooms with no disc showing. The ray florets that are either Broad and Flat or involuted for no more than 75% of their length. The petals can be Blunt, Pointed or Twisted. Flower Sizes Miniature 115mm to 145mm Small 145 to 175mm Medium 175 to 220mm they can grow larger but you will be disappointed if they are caught on the Show Bench