well as a new member my suggestion may be very bold and 'out of order', but with my 'fresh eyes' on the board it may have some merit...i read maybe 20 threads on the subject here and on the AOS forums about root care and i think it would be less painfull to look around if we had a sticky with the input of all experienced growers on how to manage roots. For my 2 scents am linking what I think are the scientific grounds to root rot:AOS Message Board