Help autoflower

whats up with this one , she keep getting green lime / yellow , and burnt spot , is this lightburn ? Im using 200w total cobs and 2x 300w blurple led , promix organic soiless and 6.3 / 6.5 phd water , fed her some bio grow and calmag so far ...

looks like overfeeding.

Fender Guitar said:

looks like overfeeding.

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IS it to late to do something about it ? Last two feeding was plain phd water so far no result really..

if it is overfeeding, flush the soil with large volumes of water to leach out excess nutrients.