Well, after getting fed up of waiting for the gravel to turn up for my Rio 180, I decided to set up (after some persuasion by the gf) a 2x1x1 (54L) I had lying around as a low tech planted community tank, which is as follows:
Tank - 60x30x30 (54L)
Lighting - 18W T8 Triplus, 8 hour photoperiod...