Grow light question t5

A2Michigan

Well-Known Member
I have a 10x10 tent that I plan on vegging in. I'm going to start with 24 plants ( maybe a couple more) i was told to get some t5s that are 8 tube by 4foot. Does that seem about right?
 

OldMedUser

Well-Known Member
Not going to be able to grow that whole space with those two rigs. Might be good enough to veg about 1/2 of it half decent but when they are bigger and flowering those won't cut it.

A 1000W HPS light will cover about a 5x5' area well so you would need 4 of those to flower that tent full of plants. A buddy of mine does a 10x10' tent with 2 - 1000W lights running on 8' light rails with two 4' wide areas of plants sitting in large trays in 5gal pails using RDWC. Has a 2' corridor down the middle to access the plants and harvests one side each 5 weeks or so then starts new plants in that space. He vegs his plants in another 10x10 so they are ready to go into the flowering tent. Keeps his moms and does in cloning in the veg tent. Would hate to get his electric bill but he crops about 4lbs each cycle and sells to a dispensary in Ontario somewhere.

If you want good tubes for T-5s check out these by Hortilux. Got to be the bomb for growing pot but not cheap I bet.

:peace:
 

whitebb2727

Well-Known Member
I have a 10x10 tent that I plan on vegging in. I'm going to start with 24 plants ( maybe a couple more) i was told to get some t5s that are 8 tube by 4foot. Does that seem about right?
Depends on brand of light. I run a 4 ft 8 bulb that has double stacked lights. 8 bulbs in the same space as most 4 bubl units. You would want the bulbs spread out some. @RM3 flowers a 5x5 with 1000 watts of t5.

Get 4, 4 bulb units to spread them out.

Maybe look into a combo of cob led and t5 for that size area.
 

MMJ Dreaming 99

Well-Known Member
How about a 12 x 10 room with two 1000 watt HPS lights on light rails going long ways in Flower. How close do you get the lights to the plant on a light rail? I am not getting the buds I expected.
 

OldMedUser

Well-Known Member
You can run your lights closer using a light rail. I would imagine 18" with a 1000W would do. You'd need 10' rails to cover 12' distance at least. As long as the ends but up closely and square two rails can be joined to make a longer one but I'm not sure what sizes they are sold in with longer ones.

Shop around for the drives as the prices vary a lot. I'm looking at my invoice for the one I bought and it's regular price was $408.55 but I got it for $249.37 on sale. The 6' rail itself was only $25. Made in Colorado so I'm counting on it being better than some knock-off made in China. Seems to work very well but as it's the first one I've ever had I can't really say if it's better than any other one.

The up-front cost is a lot for a hobby grower like myself but I expect to save down the line by only needing one light to do an 8x4 tent where a ballast, bulb and reflector would cost more than a light rail to cover that tent with 2 - 1000W lights and the savings in electricity alone is enough to justify the expense over just a couple of grows. Our power runs from $.18 - $.24/kwh and is my largest expense. 1kwh x 12hrs/day x 30 days/mth x $.20/kwh x 2mths/crop = $144/crop for power. So two crops will pay for the light mover then the rest is gravy. :) It only uses 9W.

:peace:
 
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