I preffer the bleach, never have done the PP to know which is better
The basics, Nitrogen, potassium, phosphorus and Iron. At what concentrations will depend on the water if a Co2 source is present and light. Normally nitrogen and phosphorus are provided by food and fish so when they go in you'll need to reevaluate.
BTW, nice plant selections.
Are all going in wood? The same piece?
The fern usually looks nicer at a higher eye level than the anubias in my opinnion