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I have 1 400w HPS light that hangs just below my 6'' carbon filter that air is being pulled through by my 6'' vortex. I also have a 4'' vortex for my intake. My room is currently at 83 degrees with both fans turned on high. I do NOT have an oscillating fan but I'm pretty sure that the fan would...

Im currently flowering with a 400w HPS light with hortilux bulb but i was wondering if i added my 4 ft fluorescent to the bottom to give more light to the smaller buds if it would make them bigger

If you grew 1 plant out of a 50 gallon drum how big could the plant grow? seeing as it has unlimited space to grow roots

I have 2 super silver haze plants that are currently on the third week of flowering under a 400W HPS light. I want to get my tomato plants started early this year. I did some research on growing tomato plants and its nearly the same as weed so i figured it would be ok to grow in the same room...

Im growing 2 super silver haze seeds that i bought from http://www.marijuana-seeds.nl/free_marijuana_seeds.html. They have been growing for 7 weeks vegged under fluorescents for 6 weeks and have only been flowering for a week under a 400W HPS light with hortilux bulb. I used GROW nutrients...

My two super silver haze plants have been growing for 6-7 weeks from a seed and stand 13'' from the stem but 17'' tall to tip of leaves. I'm wondering if its too soon to flower or not. How much bud do you think i can get from these two plants? I use fox farms nutes and 400w HPS light.

2 Fem SSH at about 6 weeks. I am currently vegging with my 400w HPS light for 16 hours on and 8 hours off. The soil is just fox farms ocean forest and i use GROW nutes from fox farm as well. As you can see in the pictures i have been having some problems with them lately. The tips of my...

My 400w hps light is 18 inches above my 2 super silver haze plants that are 5 weeks old. They are veggin under the hps and they stand about 11 inches high. I looked at my leaves and they show small brown spots that i think are related to light burn but i dont know! The spots are mostly on the...

My 400w hps light is 16 inches above my 2 super silver haze plants that are 5 weeks old. They are veggin under the hps and they stand about 10 inches high. I looked at my leaves and they show small brown spots that i think are related to light burn but i dont know!

Igrowhydro.com is where i found this stuff called Block-IR. Has anyone heard of this stuff actually working? Ive seen videos where police have used thermal imaging to detect grow houses but does Block-IR actually work like it says it does? heres the link to it...

I just installed a 400w HPS grow light 17 inches above my 9 inch super silver haze plants. I checked them this morning and the leaves are wilting and i cant figure it out, are they not getting enough light? the HPS light is a Hortilux bulb 16-17 inches above my 2 plants.

I just bought a 400w hps light with hortilux bulb i think it is. My plants are 5 weeks old and about a foot high. Should i flower right now and if not should i use my HPS light for the rest of vegitative stage rather than my current t-8 4ft fluorescent?

I have a room that is 10ft wide 11ft long and 7ft high, how many plants could i grow in that space and how many 600w HPS light would i need?

My room is 7ft high 5 ft long and 2 feet wide. I have my plants lined up right next to each other, only 2. I cut a whole in the wall and placed the fan there pushing fresh air into the room. Is this enough ventilation to supply 2 plants with the proper amount of Co2? I keep my room at 50%...

My room is 7ft high 5 ft long and 2 feet wide. I have my plants lined up right next to each other, only 2. I cut a whole in the wall and placed the fan there pushing fresh air into the room. Is this enough ventilation to supply 2 plants with the proper amount of Co2? I keep my room at 50%...

I was wondering how long you can keep your plants in the veg stage.. Ive heard of people taking clones and straight flowering them, (lights 12/12), but what if i grew my plant on a (18/6) hour light timer for 3 months alone and then flowered them

How to kill the odor? If i have 3 600w lights over 15 plants how much do you think i could get? And ive done some research on fans and stuff but how would i set up a filter?

How many plants could i get under 3 600w hps lights?

I bought some fox farm GROW BIG fertilizer and im not sure when i need to use it and how much of it i need to use. My plants are 2 weeks old and about 3-4 inches with 4 decent size fan leaves. How much GROW BIG should i mix with a gallon of water? How often do i water with nutrients? Thanks for...