Not sure what’s up

not sure if I have light burn or deficiency going on? Only happening to 2 of my 9 girls.
Thanks in advance
Bruce Banner end of week 5
25 gal res on Autopot’s
5x9 tent
Canna coco A &B
125ml MSA
75 gr epsom salt
125 ml crystal burst
100 ml cal/mag
125 ml cleanse
1350ppm
5.8/6.2 drift in PH
2 680 Growers Choice led
22 in from top of canopy
Mid 800 par
84F lights on
78 lights off
RH 40

Anything over 800 is not recommended unless you are running CO2. Try dropping it to around 700 for a few days.

And what exactly is Cleanse? Why is this on your playlist?

athena cleanse Sanitary res
Thanks for quick response