as anyone used these in the past ive had some problems useing rockwoll lately / also is it right to germ in the propergator and as soon as they pop their heads do i take them out and put straight under the light (its a 150 enviro) ive allways had this problem at this stage i now i asked a simeler question the other day i need peoples opinons once and for all ive lost so many seeds lately its unbelvible . i just set up my system at a freinds house lately (hydro) any help would be great ive got 1 of these books which i dont think is giveing me the right info thanks