I'm not a hydro guy, but in soil high nitrogen and high ph can cause ramshorning, but it looks more like the "claw" to me. In hydro I believe 6.0 ph is a tad high.
How tan are the roots? Often the nutrients can stain the roots tan, but brown is a bad sign. Any bad smells? (algae perhaps?) Did you wash your hands before ripping the roots apart?

Someone else with hydro experience is going to have to come in and verify or correct anything I've just posted though. I'm ok at soil grows, but hydro is a foreign language.
Rusty Trichome Reviewed by Rusty Trichome on . Rams horn but only on some plants. Hey guy seems like I am getting rams horn on mainly my SD strain. I am at the start of week 2 of flower and just did my water change today. I am running a DWC Bucket system under 10 1000w sodiums. Pictures are included but not sure if you guys can see, I have no clue why my iphone is getting these black bars. What could be causing the folding of my leaves? My current Ph is 6.0 and my EC is 1.6 I am using mainly H & G with Calmag and Open Sesame, stopping this week. Also, when the Rating: 5