2/3/2022:
Yesterday I looked at my seed starting system and had a surprising number of germinations. I planted the second shelf, another 30 cells. I will let the plants grow for a while and see if they get harvestable in this configuation. In the meantime, I am researching a larger system to transplant the seedlings and go to harvest. I started watching Jack Spirko’s Kratky and Circulating System (Playlist
https://www.youtube.com/playlist?list=PLpHUZsnFSzdI5FAbpvIBhjh0BMDSMZg6H), but is seems a little too complicated for the next step. Maybe I will try a larger Kratky method system.