In veg I run my pumps every 4 hours. In flower I run them one hour after lights on, every four hours, then one hour before lights out (ie. lights on 8 PM to 8 AM, pumps run 9 PM, 1 AM, 5 AM, 7 AM) and I don't feed them at all during the night. The pump runs for 15 minutes each time.
dejayou30 Reviewed by dejayou30 on . OVERWATERING IN EBB AND FLOW Hope you have advice or can offer assistance: 2 x 1000 mh & 1 x 1000hps 1 week in veg flood table water on 24/7 humidity - 35-50% temps 25-30 degrees celcius (77F) lights above canopy 2 feet or so Gen HP - 900 ppm / ph 6 Rating: 5