Aloha P d P,

I'm guessing the cabinet is square or rectangular, ya?
That would be the most efficient shape for the pots then.

If you start 'em in rockwool cubes, the cubes drop right into a small square pots for the first transplant and they don't go into shock.
Seems like all they notice is the new toe room
Next transplant, I cut the top off from square plastic milk jugs, bore holes in the bottom and wrap with foil to keep the roots covered.
Cheap and easy.

That get's them into puberty, and is easy to cut off for the next step.

For the prom dress, white, rectangular wallyworld plastic wastebaskets work well, and come in sizes.
Deeper than wider, for tall cabinets, and wider than deeper for spaces with less headroom.
They are translucent, but side by side, little light hits the roots.
If they are not butt to belly, you might wanna line them with black plastic bag material.

Can't help you with soil mix. I got fed-up with dirt.
Real happy with my initial results in DWC, (deep water culture).

Ms. Attic is our "Dirt Diva".
You are in good hands.

Great reflector on the cfl:thumbsup:.

Best of luck
Weezard
Weezard Reviewed by Weezard on . Questions! I'm pretty sure I'll need to repot once all of my seedlings have sprouted. Problem: my closet floor is less than 2 foot square (19.5" X 22.5) and things are pretty cramped as it is. Here's a link to my grow log: http://boards.cannabis.com/grow-log/160279-not-my-first-grow-but-first-grow-log.html The current pots are 6" in diameter and about 6" deep. I realize that might not cut it for proper growth. I do have a bunch of recycled ice cream containers (the 2 litre ones) which are Rating: 5