Hi, here's the feedback
3 weeks later, with low CO2, less dosing, Riccia was completely rescaped and growed in 2 weeks as in the photo:
Also, this is now under lower Co2 (from 48 bpm to only 6 bpm), Waterchange 10% (2-3L) /week (was 60% /week), no more dosing macro, TPN only 1ml /week
No...