HCl wash cleans off a bunch of the garbage on the surface and deepens the cracks and texture of the stone. For black seiryu stone, it brings out the black and white much much better.
Going to try the stock light and see if it will grow Monte Carlo.
Probably just shrimp.
I have a backup light plan with a Finnex planted plus 12 or 16 inch. Might have to add co2 at that point though, and that’s too complex for a tank on my desk at work.