First timer, hydroponics, my seeds are 10 days old and 3 inches out out of the pebbles, the light is 3 feet abouve plants and running 24/7 PH levele iis 5.5 and keep ing steady. T hates the only thing that I know to add or take away or when and what? They all stood strait up to attention yesterday and 4 bright green leaves but today the edges have just turned a little yellow and don't know what to do? Help They look so pretty but very fradgile, Tips, suggestions or secrets are greatly welcome !!! It looks like I need to do something for them very fast for this change just happened in a 24 houp period. Cnostant temp. of 80 degrees and humidity, I destpretly need info. on any and everthing ! T hanks, Danny
