Help a Rookie diagnose problem

[msjp814]

First grow here. If I need to add something to help diagnose please let me know. Ph water to 6.5. This is only one out of 4 having this issue.

 

[Porky1982]

What's it growing in?
What's the pH of your run off?
Brown bits are calcium def that's the majority but also mas magnesium def.

 

[msjp814]

Soil. Runoff was 6.5 but that was after flushing.

 

[GNick55]

not feeding correctly.,
tells us what kind of nutrients etc..
how you use them?
post pictures of whole grow