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first question is my top growth is a lil lighter compared to the lower stuff could it be too close to the hps its a 400 watt 8 or 9 inches from tops temps stay between 75 and 78 lights on no lower than 70 lights off day 21 flower next question is i had these plants in 3 gal pots up until 2...

i need to buy a carbon filter ive been putting it off but its really starting to smell so what one and size should i buy im running a 400 watt hps 3x3x6 tent with a 6" 400 cfm inline dimmed to 50% my question is should i get one rated for 400 cfm even if im not running it at full power just a...

okay im rounding day 7 since switching to 12/12 and ive had no stretch only on one its grown about an inch if that. flowerd one at 10" the other at 11" under 400 watt hps. had 4 but 2 were males so i chopped them. now im down to these two plants and there alot smaller than i was told they would...

still cant get my temp below 81 since switching to the 400 watt hps. when i was running the mh temps were between 75 and 77. ambient room temps are between 65 and 68. running a 6in inline 400 cfm with air cooled hood in a 3x3 tent. when running the mh i could have the fan dimmed to 50% maybe a...

question is ive been running my 400 watt mh in my 3x3 tent with 6 in inline fan dimmed down temps were staying between 75 and 77 i switch the mh out for the hps this morning and temp wont go below 81 ambient temps are between 65 and 68 what should i do

i have 4 plants going under my 400 watt hps day 3 flower. all the plants started to show preflowers about 2 weeks ago in veg. 2 are for sure female can see the hairs. other two i cant tell no hairs but what is growing isnt clustering just one on each side. i always read that males will show...

so i just hooked up my 6" 400 cfm inline fan just wondering how to tell when you have enough air flow i cut 2 6" holes in the bottom for intake running the fan at 50% my temps are at 79 steady should i turn the fan up? cut another hole? or is temp fine? tent is a 3x3x6 with air cooled hood

just wondering if it would work like this? cant have the fan in the tent gotta have it outside the closet the tent is in. growing in a 3x3 tent 400 watt hps 6" 400 cfm inline fan on speed controller

ill be switching over to flower 2day and have a question my tent is running on 18/6 for veg light comes on at 3pm off at 9am now i want to switch it to come on at 8am off at 8pm would that be okay also should i just not shut the light off 2day and just let it run till 8pm then shut off

okay i just got done building my tent got the panda film up now i just need to know what size intake hole/holes i should make should i have one big one or more smaller ones will be running a 6" fan on a speed controller only thing that sucks is the only place i can run the outtake pipe is out...

so on all 4 of my plants the very new growth looks yellow or very pale green growing in happy frog with lime added 400 watt mh gave them there first feeding 4 days ago no change really what could be wrong growth seems kinda slow also how tall should i let them get before flowering with a 400...

okay i just bought a 6" active air inline fan with speed controller for a 3x3 tent was wondering if this duct pipe would work to quiet it some more or is there a diff kind i should get also will be building a box around the fan any idea how loud you think it will be is there something you could...

how much air would i have to move in a 3x3 tent to keep it cool? also would a 4" inline be quieter than a 6" i was gonna get the 6" with speed controller but was wondering if the 4" would do and be a lil quieter if i had that on a controller this is the 4"...

okay this is the thing i cant find a tent to fit my space just right so im gonna make one out of pvc and panda film gonna use 1/2" pipe light will be hanging from the ceiling so i figured the tent dosent need to be to strong just need to know if this much film will cover roughly a 3x3x6 area or...

okay i have 4 plants under a 400 watt mh dimmed to 75% one is a clone the clone was giving to my by a friend when i got it the stem was all purple and leaves yellowing a lil he said his basement temp was to cold and a few of the others are doing almost the same yellowing when i got them i...

okay ive been looking for 3'x3'x5' grow tent cant seem to find one gonna be running a 400 watt hps with 6" inline would this work would really like a 3x3 tho so maybe someone knows where they sell them...

so this is my question im getting a 6" inline fan and was wondering if it had to be in the tent if not would this be possible. connect about 5ft length of ducting to my air cooled hood and run it out of the tent and hook the fan to the end sucking air out just got a noise concern because people...

okay this is the thing im starting up my first hid grow before it was cfl 400 actual watts 2 plants and i was pulling just about 6 ozs at harvest i was searching google and people said they were yielding anywhere from 6 to 8 ozs from a 400 watt hps is that about average thought i would get more...

how would a 400 watt hps do in a 3x3x5 grow tent with a 6in inline fan is that enough height

what would be better for a 3x3 tent a 400 watt hps with cool tube or a air cooled hood