using t12 bulbs for flowering

Chef Feast

Member
i have 2 four foot fixtures that each hold 2 bulbs, 2 cool white, and two daylight. the time to start flowering is coming up and i was just wondering if the willl flower good and how much i can expect to yield
 

chasmtz

Active Member
you cant expect someone to give you a yield idea lol. You ought to read a lot more on this forum. Any light will flower a plant. Some better then others. T12's are close to the bottom of this list though. I suggest getting any red spectrum bulbs you ca find and make sure they are all 4 as close to 2700k as you can get
 

kmksrh21

Well-Known Member
i mean i could expect an answer if someone had done the same thing lol, and which lights are red spectrum?
My first plant ever I did with two 2ft. flouro's(big mistake) live and learn... You'd be better off going cfl at least for flowering.. 2700k to be exact :bigjoint:
 

grannybonger

Active Member
because they're flouros you need ones with high wattage and high k, your idea is almost perfect but i think i'd dump the 2700k for more watts and high temp/k. The red sectrum is the 2700K, blues are 6700k+. A hps are the best 400w@2700k, match it with more flouro. Watts are more important than k's.
 
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