So far it's been working out very well. I made a spreadsheet to calculate everything so I only need to tell it res Volume, top off amount, current ppm and desired ppm. It calculates your desired ppm based on starting ppm and volume vs current ppm and volume, it tells you exactly how many ppm she...
Hemp/CBD bagseed
5 gal DWC
Age: 58 days, week 2 flower
Light schedule: 18/6 (apparently she's an auto)
DLI: 25
VPD: 1.3
I first tested this 2 days ago based on my most recent ppm measurement (day prior) and was expecting a ppm reading of 1250, it read 1150. That's only an 8% difference so I...