Growing Marijuana is not the most difficult thing to do. Its a weed that will grow almost everywhere. The yield will depend on those circumstanses and on the fact if they get fertilized.
Fertilized females will grow smaller buds because she will put all her energy in making new seeds for next...
A legal grower may be "compensated" for the "work" and "growing expenses" only.....you can not "sell" but be "compensated" for your efforts. I am sure your state has laws posted online to "throughly" read..
250 hps, well, I run 1000's and rule of thumb is 18" between canopy and lights. As for the pic taking, I would wait, but some might say diff. Blackout means just that....lol
Grow or Hydro store should have it....I get sick, I go to a "Doctor", I am building a shed, I go to HomeDepot, I build a grow room, I go to the Grow/Hydro store ;)
Sunleaves makes a product called Black & White Poly (AKA PandaSeal< PandaFilm) 90% reflection and reduces algae growth. Comes in 6mil and very affordable, easy to work with.....