Not bad but I would definitely get fans on your stuff and open up the vents to allow air flow looks like yours are all closed
Ventilation is very important and big fan nature is not 2 miles per hour winds
Cal mag is easy to use and it gives great directions on the bottle
But less is always more
If it is from a cal deficit it will show you in one day
Buy the grow Bible it will go through every problem every solution water light dirt bugs cures every thing u could ever need to know