250w HPS Club And Help Guide

Doobieus

Well-Known Member
your makin me wanna go to hydro now haha

and here are some pics of no signs of sex yet... right? unless i'm lookin at the wrong part or somethin

this is my first grow so i'm still learning things
Too early to tell sex, wait it out it will eventually show.

As far as the plant problems, from this picture it looks like heat stress and over watering, to me anyway.

Also for transplanting I like to start off in 16 oz solo cups, then I move to a 1 gallon, then to a 3 gallon and that's where it will stay throughout the rest of the grow. Basically the rule of thumb for soil is 1 gallon of soil per foot of height.

Hope this helps and soil isn't that bad guys geez lol.
 

Doobieus

Well-Known Member
I got some nice looking shit going in my flower box under a 250 watt HPS. You clubbers should come over and check it out. The purple plant in my avatar is under the 250 watt as well as this plant:






Nice Tom, F'n Ace seriously keep up the good work :mrgreen:.
 

tom__420

Well-Known Member
The bushy LST'd plant that was pictured is a clone cut off of the purple plant before it went into flower. I'm hoping that the she shows the same wonderful colors that her mother is showing :hump: Thanks for the nice comments you guys. I try to update with pics every few days so you can subscribe to my journal (link in signature) and see these babies develop :mrgreen:
 

iDrops

Active Member
Hey team,

Im on day 18 of veg. My baby is just about 6-7 inches tall now. Is it too late to top it? From other posts i have read, everyone seems to do when the plant is just about 3-4 inches. But i am fairly new to this and would love some advice. Also, i started pre-soaking my WW x Super Silver Haze seeds that were given to be my a friend. I cant wait to get those going.

And if anyone has any advice on temperature control please post up. My temps have been fluctuating recently and getting very hot because my grow is in a closet and theres basically no ventilation. I will be posting pics soon. But right now i dont have anything that special to look at. All advice welcome
 

Doobieus

Well-Known Member
Hey team,

Im on day 18 of veg. My baby is just about 6-7 inches tall now. Is it too late to top it? From other posts i have read, everyone seems to do when the plant is just about 3-4 inches. But i am fairly new to this and would love some advice. Also, i started pre-soaking my WW x Super Silver Haze seeds that were given to be my a friend. I cant wait to get those going.

And if anyone has any advice on temperature control please post up. My temps have been fluctuating recently and getting very hot because my grow is in a closet and theres basically no ventilation. I will be posting pics soon. But right now i dont have anything that special to look at. All advice welcome
Well my best advice would be to go down to home depot or another hard ware store where you can get a replacement closet door. This way you can cut vent holes (4 or 6 inch drill saw should help with that) in it without damaging the original closet doors. Get some dryer ducting to match the hole size, get some fans and assemble.

Heat is always exhaust/outake and is always up top, intake is always low down. Naturally heat rises so you want to make the exhaust on top, and cold air drops so that's why the intake is at the bottom.

That's how normal ventilation goes, for cooling. If you plan on doing it ghetto though, you just have to feel it out and get creative lol. I'm working with a budget too so trust me I know lol. I made a poor woman's swamp cooler, it works for me but doesn't work for others.

If you want more help or advice go ahead and give us a little more detail like the dimensions of the closet as well as how high the heat is getting, as well as how much you have to spend, what equipment you have currently, etc. That will help us to better assess your personal grow.

As far as topping, you're at 3 weeks from seed, I usually top at week 2 from seed or after 3 or 4 nodes. I think you should be fine to top honestly, it's a little close to show sex but I don't think it'll stress it out that badly. However a picture will better help me judge that better.

Hope this helps idrops, sorry it's so long and garbled. Just woke up and baked as hell lol.

:bigjoint:
 

Doobieus

Well-Known Member
The bushy LST'd plant that was pictured is a clone cut off of the purple plant before it went into flower. I'm hoping that the she shows the same wonderful colors that her mother is showing :hump: Thanks for the nice comments you guys. I try to update with pics every few days so you can subscribe to my journal (link in signature) and see these babies develop :mrgreen:
I'm pretty sure that your clone should have the exact genetics from the mother, since you cloned it. Sorry I'm kinda half awake and stoned so be patient with my memory and I lol.

I'll be sure to check out your journal, and no prob for the compliments you deserve it!

:bigjoint:
 

Mindmelted

Well-Known Member
I'm pretty sure that your clone should have the exact genetics from the mother, since you cloned it. Sorry I'm kinda half awake and stoned so be patient with my memory and I lol.

I'll be sure to check out your journal, and no prob for the compliments you deserve it!

:bigjoint:
Doobs is here to save the day:-P

Wake and Bake Huh:clap:
 

Doobieus

Well-Known Member
Doobs is here to save the day:-P

Wake and Bake Huh:clap:
Wow I'm like a superhero lol, "Doobs is here to save the universe, one toke at a time!" lol jk.

Yeah wake and bake lol, my days are starting later because work has been slow. Also with the economy the way it is, clients have been breaking appointments so much it's crazy, thank god for appointment charges or I'd be screwed lol.

How are you this fine day Mind?
 

Mindmelted

Well-Known Member
Wow I'm like a superhero lol, "Doobs is here to save the universe, one toke at a time!" lol jk.

Yeah wake and bake lol, my days are starting later because work has been slow. Also with the economy the way it is, clients have been breaking appointments so much it's crazy, thank god for appointment charges or I'd be screwed lol.

How are you this fine day Mind?
Actually just dragged my ass out of a hot and dirty trailer.But other than that,I am breathing and there is no dirt on me.So everything if fine at the moment.Busy day for you or no.Will be taking my toke break soon.Thank god my boss is kool and could care a less,As long as my work gets done.:-P
 

Doobieus

Well-Known Member
Actually just dragged my ass out of a hot and dirty trailer.But other than that,I am breathing and there is no dirt on me.So everything if fine at the moment.Busy day for you or no.Will be taking my toke break soon.Thank god my boss is kool and could care a less,As long as my work gets done.:-P
Nothin' wrong with trailers man, some of my best days were spent in a trailer ahhh the good ole' days. As far as me, nope not too busy right now. I get spurts where I'm busy for months and then not busy at all. I'm my own boss for the most part, so no biggie there with tokin'. I won't be soon when my friend's buddy (Also green friendly) opens up a new shop, but he's slackin' ass right now so it might be a bit until I'm busy again lol.
 

Mindmelted

Well-Known Member
Nothin' wrong with trailers man, some of my best days were spent in a trailer ahhh the good ole' days. As far as me, nope not too busy right now. I get spurts where I'm busy for months and then not busy at all. I'm my own boss for the most part, so no biggie there with tokin'. I won't be soon when my friend's buddy (Also green friendly) opens up a new shop, but he's slackin' ass right now so it might be a bit until I'm busy again lol.
Some are better than others:leaf:

At least i got to blaze with the driver,Now i got to get shit in its place:bigjoint:
LOL out
 

Flo Grow

Well-Known Member
Say Doob, I was having probs too because of the same reasons. My Homebox XS is in my walk in closet in the corner, but no air vent except in the ajoining bathroom. My temps kept hovering around 87F - 88F until I finally drilled a 4 inch hole in my ceiling to the attic (use a stud finder first to avoid ALL obstacles....metal AND wood). Then I used my broom handle to push the insulation aside. Since I'm only venting my tent, which is 4sq feet, I'm not concerned about the smell in my attic, that covers my 2000 sq foot house.

Now my temps, with a 150w HPS, stay at 83F with lights on and 76F with lights off. My intake is a 5" passive at the moment, with my exhaust being just a 4" inline @ 65cfm.

I plan to upgrade to an 250w HPS and a 170cfm 4" exhaust fan, and that will bring my lights temp down to 80.5F.

Got some info for you, so check it out below:

The tried and true formula by The Home Ventilation Institute is CFM = 3.2 x wattage DIVIDED by YOUR DESIRED DIFFERENCE IN AMBIENT ROOM TEMP.

3.2 X 250W = 800 divided by 5 (degrees above ambient when lights are off) = 160cfm's needed.

So with my lights out ambient temp being 76F, I need at least a 160cfm fan to keep my temps just 5 degrees above 76F when lights are on. You can pick whatever desired degrees above ambient you want, and plug that number in, instead of 5 like me. A 170cfm fan puts me at 4.5 degrees above lights out ambient OR 80.5F.

For those that want to know if their exhaust fan cfm is giving correct cooling, note your lights out ambient temp. Then use this formula: 3.2 x wattage / current exhaust fan cfm's.

For me it's, 3.2 x 150w / 65cfm = 7.38F (7.4F) degrees. So my ambient lights out of 76F + 7.4 = 83.4F and as stated above, my lights on temps stay around 83F. Keep in mind this stays at that temp until i go poking around in my tent, then my added body heat kicks it up 3 or 4 degrees higher until I close the tent and give it about 5 minutes to drop again.
 

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Bodders

Active Member
Say Doob, I was having probs too because of the same reasons. My Homebox XS is in my walk in closet in the corner, but no air vent except in the ajoining bathroom. My temps kept hovering around 87F - 88F until I finally drilled a 4 inch hole in my ceiling to the attic (use a stud finder first to avoid ALL obstacles....metal AND wood). Then I used my broom handle to push the insulation aside. Since I'm only venting my tent, which is 4sq feet, I'm not concerned about the smell in my attic, that covers my 2000 sq foot house.

Now my temps, with a 150w HPS, stay at 83F with lights on and 76F with lights off. My intake is a 5" passive at the moment, with my exhaust being just a 4" inline @ 65cfm.

I plan to upgrade to an 250w HPS and a 170cfm 4" exhaust fan, and that will bring my lights temp down to 80.5F.

Got some info for you, so check it out below:

The tried and true formula by The Home Ventilation Institute is CFM = 3.2 x wattage DIVIDED by YOUR DESIRED DIFFERENCE IN AMBIENT ROOM TEMP.

3.2 X 250W = 800 divided by 5 (degrees above ambient when lights are off) = 160cfm's needed.

So with my lights out ambient temp being 76F, I need at least a 160cfm fan to keep my temps just 5 degrees above 76F when lights are on. You can pick whatever desired degrees above ambient you want, and plug that number in, instead of 5 like me. A 170cfm fan puts me at 4.5 degrees above lights out ambient OR 80.5F.

For those that want to know if their exhaust fan cfm is giving correct cooling, note your lights out ambient temp. Then use this formula: 3.2 x wattage / current exhaust fan cfm's.

For me it's, 3.2 x 150w / 65cfm = 7.38F (7.4F) degrees. So my ambient lights out of 76F + 7.4 = 83.4F and as stated above, my lights on temps stay around 83F. Keep in mind this stays at that temp until i go poking around in my tent, then my added body heat kicks it up 3 or 4 degrees higher until I close the tent and give it about 5 minutes to drop again.
Hi basically all i have is my fan and light in my grow chamber.When things get a bit hot in their i just open things up and alow the hot air escape.But things are now getting a little wormer outside and im not going to be able to start my next grow without any extraction.I have a bathroom fan , a 12"rotating fan which is in use atm and a spare PCfan.Could these help reduce temps with the 250?.I dont have a jod atm, and im skint living back at home and of course my grow is a stelth/micro 250 HPS and i need all the help i can get.Im growing in a tent which has no stibilitie to tie things to it or to hang objects so i think i need to macke something for this HELP ME PLEASE SOMEONEkiss-ass
 

Doobieus

Well-Known Member
Say Doob, I was having probs too because of the same reasons. My Homebox XS is in my walk in closet in the corner, but no air vent except in the ajoining bathroom. My temps kept hovering around 87F - 88F until I finally drilled a 4 inch hole in my ceiling to the attic (use a stud finder first to avoid ALL obstacles....metal AND wood). Then I used my broom handle to push the insulation aside. Since I'm only venting my tent, which is 4sq feet, I'm not concerned about the smell in my attic, that covers my 2000 sq foot house.

Now my temps, with a 150w HPS, stay at 83F with lights on and 76F with lights off. My intake is a 5" passive at the moment, with my exhaust being just a 4" inline @ 65cfm.

I plan to upgrade to an 250w HPS and a 170cfm 4" exhaust fan, and that will bring my lights temp down to 80.5F.

Got some info for you, so check it out below:

The tried and true formula by The Home Ventilation Institute is CFM = 3.2 x wattage DIVIDED by YOUR DESIRED DIFFERENCE IN AMBIENT ROOM TEMP.

3.2 X 250W = 800 divided by 5 (degrees above ambient when lights are off) = 160cfm's needed.

So with my lights out ambient temp being 76F, I need at least a 160cfm fan to keep my temps just 5 degrees above 76F when lights are on. You can pick whatever desired degrees above ambient you want, and plug that number in, instead of 5 like me. A 170cfm fan puts me at 4.5 degrees above lights out ambient OR 80.5F.

For those that want to know if their exhaust fan cfm is giving correct cooling, note your lights out ambient temp. Then use this formula: 3.2 x wattage / current exhaust fan cfm's.

For me it's, 3.2 x 150w / 65cfm = 7.38F (7.4F) degrees. So my ambient lights out of 76F + 7.4 = 83.4F and as stated above, my lights on temps stay around 83F. Keep in mind this stays at that temp until i go poking around in my tent, then my added body heat kicks it up 3 or 4 degrees higher until I close the tent and give it about 5 minutes to drop again.
I'm not sure who the info is directed to but my temps and RH are fine.... as goes with my ventilation.... They stay at 68F low and 76F -78.6F high (Body heat included) with an RH of anywhere between 60-70% (I'm in Veg at the moment, RH will go down for Bloom).

Thanks for the info but honestly I'm good.... but maybe some of the other club members may find it useful :bigjoint:.
 

Doobieus

Well-Known Member
Hi basically all i have is my fan and light in my grow chamber.When things get a bit hot in their i just open things up and alow the hot air escape.But things are now getting a little wormer outside and im not going to be able to start my next grow without any extraction.I have a bathroom fan , a 12"rotating fan which is in use atm and a spare PCfan.Could these help reduce temps with the 250?.I dont have a jod atm, and im skint living back at home and of course my grow is a stelth/micro 250 HPS and i need all the help i can get.Im growing in a tent which has no stibilitie to tie things to it or to hang objects so i think i need to macke something for this HELP ME PLEASE SOMEONEkiss-ass
How small of a grow room/cab are we talking here?

Can we get the dimension measurements?
 

Doobieus

Well-Known Member
Some are better than others:leaf:

At least i got to blaze with the driver,Now i got to get shit in its place:bigjoint:
LOL out
True that, the one I spent my time in was pretty run down lol (Panels ripped off, blinds busted, door busted, weeds and shit everywhere etc.). Nothing better than a run down trailer to house a bunch of destructive teenagers lol. Even though it was run down and times were rough, I can honestly say that some of the most entertaining moments in my life were spent there lol.

Nice dude, blazin' is always great, have fun lol.
 

Mindmelted

Well-Known Member
True that, the one I spent my time in was pretty run down lol (Panels ripped off, blinds busted, door busted, weeds and shit everywhere etc.). Nothing better than a run down trailer to house a bunch of destructive teenagers lol. Even though it was run down and times were rough, I can honestly say that some of the most entertaining moments in my life were spent there lol.

Nice dude, blazin' is always great, have fun lol.
Yeah its great.The trailers i was talking about are semi-trailers.The kind of trailers you are talking about are fine and dandy.
Used to get down and dirty in some dirty trailers:bigjoint:
 
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