Welcome to TPT. The danger here is that with your plants growing so fast, they will use up something in your tank that you are not replenishing. Then things will go south.Is this harmful... (dutch :flick:/55g/pr. co2/2x6.7k+2x10k OTL/EI method)
Why don't you tell use more about your tank? Lights, tank size, fertilizers, co2?