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Seedlings

dddaver

Active member
Veteran
Are 18W of LED strip lights inside a gutted PC tower enough light to start off seedlings in solo cups that I'll transfer to a tent later??
 

RB56

Active member
Veteran
Depends how close it is to the plants, I guess. If the light levels are too low, you'll get spindly seedlings that can't support their own weight as they reach out for the good stuff. Think early spring sunlight.
 

dddaver

Active member
Veteran
Depends how close it is to the plants, I guess. If the light levels are too low, you'll get spindly seedlings that can't support their own weight as they reach out for the good stuff. Think early spring sunlight.

I already gutted an old PC tower. I was thinking of getting one of those Mylar emergency blankets from Walmart. cut it up and glue it to the walls. I also found these on ebay:

https://www.ebay.com/itm/LED-Grow-Light-Plant-Growing-Lamp-Lights-with-Clip-for-Indoor-Plants-Hydroponics/173953529910?_trkparms=aid%3D555018%26algo%3DPL.SIM%26ao%3D1%26asc%3D20131003132420%26meid%3Dc7e8208e908b41b291b9544d8f6c2fb5%26pid%3D100005%26rk%3D5%26rkt%3D12%26sd%3D362641651559%26itm%3D173953529910%26pg%3D2047675&_trksid=p2047675.c100005.m1851

So I was thinking I could start a few seeds under a humidity dome and then when they break the soil put them under that light in a PC case for a few weeks until they're ready to be transplanted to bigger pots and go into the tent. That way get a little jump on growing. Not really perpetual, but a jump. Ebay also sells these same little bendy lights but have 30W LED bubs on the end. Think they might be better?

I was able to salvage the power unit in the PC but had to take the mother board out. The power unit and all that wire harness is useless but taking it out leaves a big gaping hole in the back. I also had to leave the disk drive in as taking it out would leave gaps in the front defeating any stealth.The computer fan plugged into the mother board before but I think I can use an old cell phone adapter and wire it up to power it.

I kinda like this. It hearkens back to my old ghetto cab, can't buy anything so you have to make it, from before I could buy my grow tent and HLG grow light and cloth pots. Fun.
 

dddaver

Active member
Veteran
[FONT=Arial, Helvetica, sans-serif] I decided to go with this light:


https://www.ebay.com/itm/Indoor-Hydr...75.c100623.m-1


It's only 3.6" (92mm) so pics'll fool ya. But clamp is cool. My evil plan is all coming together bwahahaha
biggrin.gif
[/FONT]
 

dddaver

Active member
Veteran
Sorry about the double post.


That light I ordered from ebay is only $12. It's 33W but just noticed it only puts out 450 lumen. CRAP. So I had these 100W Walmart LED soft lights that put out 1500 lumen. I had a couple old clamp work lights too. I cut the dome off that soft light LED bulb and put it on the clamp light and inside that Mylared PC case. I also cut an old DC charger (only 6V though) and wired that to the fan. Works. Steady 77F. Cool light LED bulb would be better for seedlings probably, but I think it'll work.
 

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