So, as I answered in 1st reply.
You need to not let the soil dry up all.
The plants are eating themselves.
Also, if you've any epson salts in future. Add it as a foliar spray. Lower your lights % and within 30m it'll be soaked in.
sprays) don't add any sprays when budding.
But, with the nutrients you have. I still reckon the issue is from the soil getting too dry. If at any stage water pours out the end holes in soil grows in veg. Its dried UP FAR too much. With organic nutrients you must keep the soil wet 100% of the time..