and thats what is expensive and time consuming'Fan leaf has no genetic material for growing.'
Sorry, but wrong. All parts of a plant contain undifferentiated cells, aka stem cells. These cells can become anything necessary. Take a stem for example. It grows roots in the right conditions. As can any other part of the plant. The problem is keeping everything sterile.
No you cantso... I can root a trichome?
No you cant
YES... you can root fan leaves......Ive done it....for all you non believers heres a photo