deeunit1answered grow question 4 years ago Firstly don't let it stress you out,its all part of learning to grow.The biggest mistake is over watering.This will be from your previous mistake.That looks like coco,are you using food for coco,if not you need to add callcium in a calmag additive.Are you checking your PH and what water do you have.Hard or soft or niether.Is it filtered or straight from the tap.