Potassium def? Root rot?

DrGreenThumbz82 said:

Will flush system use grow at 200ppm since it's distilled I can add the silica or should I just do the grow, I will also be putting them on 6 hours of dark starting tonight

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Silica must be used from the very first in the grow to yield results. Forget starting it now.

Thank you for informing me I really appreciate it, I'm too new to have known just thought oh great let's help its resiliency saves me money and let's me get a step ahead for the 5 autos in root riot right now