If i was you id stick with your mh since it will help with more growth at a faster rate and yes that was to close lol i kept mine about 48" away from the top of my plants at all times and then when vegetative stage was over i switched to a hps light.
letsburn06 Reviewed by letsburn06 on . Would 470lumens be enough for two seedlings? i started out with 6 plants. as soon as they broke through the soil, i put them under a 400 watt mh bulb (stupid as hell, i know).. needless to say, the plants started to get skinny and shrivle up due to the heat.. 4 died. 2 are still growin, but the leaves are a little yellow. so i went out and tried to look for some fluorescent lights, but the store i went to only had ONE fluorescent light. its a 33 watt long tube aquarium/grow light and gives out only about 470 lumens. would this be Rating: 5