Both those products are good, but you will find that your tank will start requiring specific nutrients as it ages and matures towards a balance. You will find most of us planted tank insane people dose each individual fert:potassium, nitrate, phosphates and then a trace like flourish or Plantex seperatly to there respective levels depending on what our tanks test at.
120g, Flourite & Sand. DIY Stand and Canopy. CF lighting 3wpg, Pressurized C02, DIY reactor. 2-XP3's, 500watt heater.