yep I agree if you have roots out the bottom transplant water good a leave alone intill dry then water again the little red cups probly would need water every other day or so big light fan going and plant growing every day drys them out quickly
depends on how big is the crack under your door and how wide is your door ,for a 30"door with 1"gap will be ok for 6" fan and possibly a 8" fan if door is a little bigger or gap is for a 10" fan you will want neg pressure so smell does not escape plus you will open door to check on things at...
the small 3 watt diodes I got were 700ma and 2-2 to 3 volts they need separate driver 1400ma will burn them out I used thermal paste glue compound no mixing put on heatsink and put where you want it and about 15 min later its dry not sure where is the newest led or where to buy them
for my cobs I but 1 620-630 nm 2 660nm 1 390-400nm for each you might check for a uv diode I got mine off of ebay get the ones already on the little heat sink the epoxy glue works fine connection is the same in series -+-+-+ I got meanwell drivers but lots of other options might what the push on...
if I was you yes if you can complete one then move on hydro for a new grower is hard one mistake and you can kill every thing in less then 8 hours if you were in soil I would say yes go for it. soil is forgiven not like hydro and still new growers kill them a lot of the time just trying save you...
better off with northern lights for new growers and 4 plants rather then 6, and for a new grower in hydro don't think its going to matter anyways but good luck