WOW! Huge improvement from 1st pics to 2nd. Looking at the photos, my 1st guess is water schedule (maybe too often)? If I’m reading your post right, “...2.5 ml/ 10L; PH ~5.8... fabric pot... 3 wks old...” nitrogen toxicity doesn’t add up. 2.5 ml/10L is a mild solution (I think) and you run 2...