All plants that came up seem to be doing well. Only one had a problem with the stem falling over from a hydroton rock falling on it. All of them have their first set of actual leaves ranging from 1/4 long to 1 inch long...
I started putting the green nute on them yesterday at 1/2tsp per 1 gallon. This is their first intro to nutes...

I am using distilled water. It has been suggested I need to use calmag supplement. What will the calmag actually do for my plants? Or should I go back to my tap water? Any suggestions?