The hardest part of the entire grow cycle for me... just leaving her alone. 😉
I use pH'd water (condensate captured from an A/C), occasionally adding a little CalMag & half the recommended nutes, that's it!
I created my own "air-pots" with a soldering iron (less damage than drilling), plus a run-off capture container, so I can measure & test run off...
Mars Hydro SP3000 @ 25% 👌