[rzn7z7]

Here we go, found it. Does anyone know what the bright green, star shaped stem plant is in this pic? It's amazing. View attachment 1042728

I'm guessing it's some sort of syngonanthus species

 

[rzn7z7]

I know that Salifert used to have a FW potassium test kit but haven't been able to track it down on Amazon, except for the reef version which I'm not sure is usable for FW.

I got mine here

Salifert Freshwater K test kit