HPS Difference

whiteboi420

Active Member
how much of a noticable difference is there between a 250 watt hps and a 400 watter? yield wise?....power bill wise? heat wise?...anything you could give me would be appreciated.
 

SunnyD

Well-Known Member
about 20,000 lumen difference....not much of a heat difference. i've gone from a 250 to a 400hps recently and my temps are about the same...mid to low 80's. maybe 3-4 bucks to 7-10 per month.
 

whiteboi420

Active Member
well my main question is my space is only a 3' x 2' closet, is it worth the upgrade? yield wise or should i just stick with the 250?
 

SunnyD

Well-Known Member
my room is 1.5 deepx 4 wide x 6 high....400w with low 80's temp...if u have the ventilation then upgrade.
 

whiteboi420

Active Member
well ive got one big girl about 3 1/2 feet tall and thats all i can fit in my closet. next time ill do 2 or 3 with a way shorter veg time so they dont get a tall. how much more of a yield would i see if i grew the exact same plant with a 400 compared to my 250 i have now? im just trying to get a general idea if its really worth the upgarde.
 

SunnyD

Well-Known Member
u'll have slightly bigger, denser nugs...i have 7 going in mine right now... 2 in 3gal pots..2 in 1.5gal pots and 2 in 1/4 gal pots..and 1 in a half gallon.
 

knuckle9

Active Member
u'll have slightly bigger, denser nugs...i have 7 going in mine right now... 2 in 3gal pots..2 in 1.5gal pots and 2 in 1/4 gal pots..and 1 in a half gallon.
what type of size difference have you noticed with your different size pots?
 
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