foreground

You can use small crytps (Nevelli, Wentii, ect).
 
I vote for HC or marselia sp.
 
I'd suggest to try all of those FG plants mentioned and see what grows well in your tank. :headbang2:
 
I agree on Marsilea sp. I have marsilea hirsuta and I believe it could be a good plant with that light.
 
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