How many plants could I grow under 400w HPS ? (yes its been asked but this is different, read)

JamesWolverine

Well-Known Member
Right so I'm not a new grower I was planning on quiting but I really can't quit lol and dealers are garbage and too expensive, I have like 2m height tent and I think its 1m/1m on each side, anyway I just want some quick weed so so I'm vegging 12/12 all the way to flower how many plants ? and any recommendations? I have like 10-15litre pots can I maybe grow 2 seeds in one? (yes I know you're going to tell me the 2 will try dominate each other for more room and nuts.
so go ahead suggest anything for good yields.
btw I'm working with hybrid seeds so 75/25% and 50/50 and mostly indica and mostly stativa.
I've not had problems they all finish around about same time.
 

JamesWolverine

Well-Known Member
If you can access all sides of the ten and your going 12/12 (not my cup of tea lol) then fill that puppy lol.
I have nuts and everything I just need to know the right size pots because even under 18/6 for 6-8 weeks and 12/12 8-10weeks under flower I still had lots of room left in 15 ltre pot when i was harvesting and I dug out the soil.
 

Budley Doright

Well-Known Member
I have nuts and everything I just need to know the right size pots because even under 18/6 for 6-8 weeks and 12/12 8-10weeks under flower I still had lots of room left in 15 ltre pot when i was harvesting and I dug out the soil.
I'm a hydro guy indoors and use 5-10 gal bags outdoors but when I was in soil I think they were 3 gallon smart pots and were pretty root bound by the finish, needed to water quite often but that was years ago so kinda forget lol
 

Cobnobuler

Well-Known Member
I can tell you this much, I have 5 plants under 1 600 watt and 1 400 watt and these are in 5 gal pots and I have difficulty keeping them within the footprint of these 2 lights. Now, it wouldnt work for me to go straight to 12/12 from seed, I need more yield than that but the thing is, its hard to do miracles. .
 

Anon Emaus

Well-Known Member
what are you trying to yeild? I know your not doing perpetual so just take whatever, say 4 months and you grow a pound in that time period, 16oz/4=4oz a month. What are are you looking for per month since it sounds like you want speed and yeild to be factors?
 

JamesWolverine

Well-Known Member
what are you trying to yeild? I know your not doing perpetual so just take whatever, say 4 months and you grow a pound in that time period, 16oz/4=4oz a month. What are are you looking for per month since it sounds like you want speed and yeild to be factors?
Yeah speed and yield, I just want something quick due to no patience I'm going crazy without weed lol, I just don't want to go 18 because it will go crazy on electric low on money at the moment as well. and an ounce will do me fine per month I smoke a gram a day.
 

Anon Emaus

Well-Known Member
Yeah speed and yield, I just want something quick due to no patience I'm going crazy without weed lol, I just don't want to go 18 because it will go crazy on electric low on money at the moment as well. and an ounce will do me fine per month I smoke a gram a day.
I'd say find the 12/12 experts and learn everything you can from them. Pretty sure they're somewhere on riu. Unfortuantley patience is part of growing.
 

Honey Oil Riot Squad

Well-Known Member
I have a 4x2x5 tent with a 400W HPS. I measured so I know it will fit and I'm planning on putting like 8 plants in there fairly soon after I harvest.
each in a 3 gallon smart pot with coco perlite mix. I dont see why it wouldnt work with all the reflective material.
So I say 8!
 

DesertGrow89

Well-Known Member
Yeah speed and yield, I just want something quick due to no patience I'm going crazy without weed lol, I just don't want to go 18 because it will go crazy on electric low on money at the moment as well. and an ounce will do me fine per month I smoke a gram a day.
I've got a tip for how to stretch your weed out, invest in a desktop vaporizer. Easy on the lungs and you will have weed for days!
 

kmog33

Well-Known Member
I've got a tip for how to stretch your weed out, invest in a desktop vaporizer. Easy on the lungs and you will have weed for days!
I would do 12-16 in a soil bed if you want to do 12/12 from seed and actually yield anything. Hydro is better. This ones 12/12 from seed.
really have to pick the right strain though and stability is key. Ime sativas are better than indicas for yielding 12/12 from seed because they seem to naturally veg and flower longer. Giving your plant more time over all to actually grow and produce flowers.


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