I don't know if I'm one of the last to hear about it or one of the
first, but I do know I've had a lot of exposure to creative ways to
display (bonsai) trees and the companion plants that almost always
accompany them at shows. I'm guessing, because of the name, it's name is
a spin-off from the Japanese art of Ikebana (or Kado - the "way of
flowers"). What a way to express your artistic side!
Al