hi all im a hydro grower 8 pods in room 1.2m 1.4m 250 outlet 150 inlet from outside no co2 last grow was from seed n/lights 2and half oz of each plant under a400 whatt with euro reflector this grow 8 chronic from clone under new 600w with growstar reflector 6 weeks in and really slow growth i mean shit cant see there being an oz on each no defs using same nutes cant work it out only difference is its winter and i have more Watts any ideas looks as if they are gonna take 12 weeks

alright smiffy,

the cold outside air your intaking could be your problem.

keep your day/night temps in check.

yeah I had to get the heater out a month ago

Have you considered the easier compost route to getting free gear?