They have been going good then this. Been using canna aqua for my bubbleponics .I think I added to much in on the last feed then flushed it for 2 weeks with plane on water and was getting better so added less nutes and it seems to be comming back .also adding cal mag as well .also is it a bit to close with the leaves curling 600w led room temp 25c and ph always at 6 .thanks Sent from my SM-N960F using Grasscity Forum mobile app
it could well be an iron deficeincy ,,use micro nutrients containing iron ,and other minerals in there,,,usually theres a bit of deficeincy of a couple of other minerals as well ,,,,mac,,