S swimmer2988 Active Member Apr 24, 2007 #1 is it ok to put a seedling in rockwool or should i let it develop some more in soil first? i'm making a hydroponics system
is it ok to put a seedling in rockwool or should i let it develop some more in soil first? i'm making a hydroponics system
joekikass Well-Known Member Apr 24, 2007 #2 yes rockwool is fine but treat them in water for 24h with ph of about 5.5
