These pictures are from a system that I am cycling. The water's pH is 8.2-8.5. The seedlings are less than two weeks old and have received nothing but system water. It's been cold and foggy here for the past week, and we are beginning to dip into below freezing temps, so tonight I'll be turning on the HID's for some heat and light. The point being is that these seedlings are doing just fine at a…