Some specs :
No direct lighting - Roof lit by a 32 watt CFL
No filteration - daily water change of 1 small glass of around 200 ml
First one is approx 2 liters
second one is around 1.5 lts
Substrate controsoil 2mm in second and 5 mm in the first one.
Suggestion required on, which other plants can grow emergent that won't grow huge?