sugarloaf red edges

I wonder at the look of the mix. What are you using? Al

I'm using Fox Farm Light Warrior seed starter

Sorry actually for this one I used this:

Here are two close up pictures, maybe this will tell you more. Sorry about the quality but I just put a magnifying glass in front of web cam to take a picture :) so it's not that great

... and the second one

Hi there.

In any case when a seedling does this it can mean a whole range of things:

Little water or too much water
Little light or too much light
Too little or too much nutrients
Too little or too much moisture