Aquascape/Planting Advice Needed

I'm a beginner aquarist and this is one of my first tanks, and certainly my first planted tank. I've had this tank running for a few weeks now and after making many adjustments I've arrived at this layout, however I'm still not sure if I'm satisfied with it. I would like some advice on what everyone else thinks about the layout, plant choices etc.

For the sake of clarity the current plants are green cabomba, rotala rotundifolia, s repens and 'red' ludwigia. The ludwigia was jsut purchased,...

Aquascape/Planting Advice Needed