Dude, that looks for sure like just stain from your nutes. When I use floranova series nutes, they tend to stain the roots brown. Looks all good to me!
SAP420 Reviewed by SAP420 on . LOOK!!! 0-0 Ok well this is my first real hydro its going alright just i have this set of roots off to the side and there violet red you can see in the pic i thought good roots are white just wondering not showing signs of stress or anything though so ya!!! Rating: 5