you can and i have seen people do exactly what your doing, but the inline fan is more efficient at pulling air than pushing it. you can move your filter to the front of your set up so that you will be scrubbing the air first.
usually i like to double my wattage from veg to bloom to help keep the stretching down. so for instance if you are using 4 23 watt bulbs that are 6500 k then when you switch to bloom you need 8 23w 2700 k. but there are people that recommend that you use both spectrum when flowering so using 5...
go ahead and add more light should not hurt the plants as long as your keep your environment stable. you can use the 400MH bulb if you like wont hurt. if you look at the different bulbs available..... they have dual ark bulbs that have an HPs and MH filament
with my aero/nft setup i use about 10 gallons of water in my 27 gal tuffbox that i use for a rez. this number goes up as the plants get older....... towards the end i fill anywhere from 18-20 gal. but you want to make sure that there is always enough water to cover your sub pump. sorry i havent...
your best bet it to buy some 6500k cfl at wal mart for veg. and use the 2700k for flower. its amazing what you can get at that place for cheap stuff for your grow show
you should check out this product called liquid lady bug... it is a bit pricey but work great when it comes to mites........ the other thing you could do if your room is sealed and your exhaust vent wont suck them out... is to use actual ladybugs in your grow room. they will feed on the mites...
i know with using the advance nutrients perfect ph system that it will stain your roots as well....... you could try a lil H2O2 in your rez and it will make your roots white again, but it will kill off any beneficial bacteria.
there is an organic product called Liquid Ladybug that has peppermint oil in it and works very effective. you spray it on the first, the fifth, and the tenth day....what nice about the product is that you can use it up all the way till harvest.
oh you will have no problem re-vegging that plant.... just set your lights to 24 hrs and it should reveg really quick since your not that late in.... i have re3vegged from a plant 3 weeks into flower with success but i dont recommend it being that late cause it took about 3-4 weeks to show...
thanks alexonfire for stopping by and checking it out... yea i cant wait to complete the build out of my new place and get up and running again.. will be making a new jurnal for that grow as well... trying to decide what strain i wanna run this time.. thinking a mix between banana kush or kushberry.