It sounds like you have a solid setup with those lights and nutrients! The size of your space (100x100x200cm) is great for growing, and using Plagron Hydro A and B is a good choice for feeding. Adding H2O2 daily is interesting—it’s often used to help with oxygen levels and prevent issues. If anyone else has experience with a similar setup, it would be awesome to hear your thoughts! And for more updates, I’ll check out your Instagram @cultivandosustento!