should be directions on the bottle then go from there. looks like your growing in coco? Coco is safe to water every couple days. water till you have run off
whenever I start a new strain I allow her to go natural to see how see likes to grow then I know how ill need to train her for my growing area for the next ones
yes that size of bulb would do fine in that space but your number one worry should be heat, I built myself a wooden grow cab over 8 years ago still use it to this day. my cab is 2.5 x2.5 started with 2 150s hps but way to hot I run 2 300watt led now and have perfect temps and lush harvests
she looks like its at week 5 of a 8 week plant plus a week or so of flush this is where the magic happens in her death cycle she will gain most of her weight within these next few weeks.
anytime a plant stretches it just means its looking for light. with your light move it closer I use leds as well I suggest 12-16 inches. don't use any nutes until you have a few sets of leafs your medium will feed them for awhile you have a good medium base. also have a small fan with a gentle...