any cloning powder or gel
make sure you ph water to between 5 and 6
use any medium you want i.e. rockwool, soiless, perlite, vermiculite. any one of these will do
make cuts with sterile scissors or razor blades.
make cuts at a 45 degree angle
After you cut put immediately into water to prevent embolisms.(oxygen getting into the stem)
Scrape the bottom of the stem to stimulate root growth
dip in powder or gel
insert into medium and make sure the rooting hormone stays on
keep away from direct sunlight or keep your cfl far away. you dont want the plants to cannibolize themselve.(remember they have no roots so they cant absorb nutes)If the light is to close they will start to use up energy in the leaves to support photosynthesis
keep them in a humidity dome
keep them misted with water
keep them moist.
you friend can handle it if you make sure you do the cloning, and just let him mist the cuttings