I don't think I over neut either but I really don't think this is a neut burn. More a deficiency. One site says iron which seems to effect the growing tips/new growth more than other parts of the plant. But why would I have an iron deficiency? Just trying to learn.

As for alarm? Sort of like if my daughter had a rash. I wouldn't just think it'd go away but see if there were something I could do to help her out. These plants are like my offspring. My kids. I'm like a mother hen always concerned. You know how it is.

Sorry...I didn't realize you were technologically challenged and using a monochrome monitor. Maybe this pic will help.
Marc Benson Reviewed by Marc Benson on . So what ya think is causing this? Any ideas? About 2 weeks old. Gave them a very weak fert solution in Britta filtered water. Almost nothing so it sure seems like that wouldn't cause this. Did it to the last grow and they grew like crazy. Just transplanted a few of them as roots were just starting to come out the bottom holes in 6" containers. Put them in 3 gallon containers with nice airy soil with some perlite in it. Dampened the soil just a little with a spray bottle. Fan blowing across them and cfls. Other plants don't have Rating: 5