Question: About those white plastic trays that the black 3 gal pots are in...where did you get them and what size are they? Looks like they hold 28 pots per tray.
I'd like to build a lightbox for the 105 watt T5 fluorescent tubes made by SunLeaves. If you haven't heard about these lights, the 48" tubes produce 10,000 lumens. So, a 4 bulb lightbox would produce 40,000 lumens and would be ideal for seedlings or rooting clones.
Getting sockets should not...